          
!    

!  

             
          
.              
            
             
              
.          

       

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            
     .    
     .   
            
.

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            : **
           
        

            :   ++
 .           
            
           
          . 
           
              
              
      .      
           
      .      
             
          .  
 .           
              
               
             
             
            
             
       .      
             
             
            
              
              
              
  .        
             
              
               
                .
           
             
. 

             **
             
       

              ++
              
             
             
 .            
            
            
             
.          
            
           .  
              
            
              
.            
               
      .     -  
            
      .   
.          

             **
      

            ++
     -      
            
           
       .         
 .       () Evolution 
         
         .  
           
           
             
   .          
.            

 () Revolution          
           .
              
              
.      

evolution    (reform)         
             ( )
           () rervolution
 .           
           
            
              
.              

                **
      

              ++
             
               
     (reformr)         
                 
             
.              
            
             
              
  .          
             
      .     
              
           
              .
          
               
""     .       
  .       (   )
evolution              
. revolution  

              
              
              
               
          
             
            .  
           
             
               
        .      
             
               .
               
             
           
             
   .         
              
             
       .     
           
             
              
               
           
              
            
            
              
.          

            
             
              
            .
               
   .          
          
    .           
        .    
    -         
             - 
            
              
.             
                
. 

               **
       

              ++
.

            
             
            
            
             
             
              
             
             
.   

            
            
              
           
             
            
.  

             
          . 
             
              
         .     
            
            
       .    
            
      .        
.              
            
. ...            

             
            
.      

            
        .    
            
             
             
               
              
           . 
          
               
             
           
       )     
    .(        
               
          
 .          
             
              
            
              
            
revolution            
   evolution         
           
  evolution          
               
              
             
             
             
             
            
          
              
              
.        

               **
            

              ++
              
            
               
              
             .
           
       .     
             
               
            
            
)             
                 (
  .           
             
        .     
            
    .       
            
               
               
        -       
               
     -         
              
              
            
       .     
              
              
.                
            
       .      
              
               
              
              
          .   
            
           
          
      .        
              
.  .         

               
 (  )           
             
         .     
           ) 
             (
             
              
.     

          
               
             
              
              
              
.              
.          

              **
    

            ++
            
             
            
           
               
             
           
.     

              **
              
  

     -         ++
             
            
             
            
        .    
             
.   

             **
  

  -        ++
    .        
             
.      

               
   (  )         
            
            
            
             
.

            
              
               
            
.             
            
               
              
.         

              **
             


             ++
           
               
               
              
            
              
              
            
revolution  evolution        .  
   revolution .      
      evolution     
            
            
             
.      

           **

               ++
   .            
             
           
               
.   

             **
         ++      
     

           
             
            
       .      
              
.  

.       **