SELECTIVE EVOLUTION 231 



years old — among which one, at least, will be 

 found, which will lead to achievement of the 

 ideal. 



And, similarly, in every department of plant 

 life, whether it be in farm plants, garden plants, 

 forest plants, lawn plants, or orchard plants, or 

 whether it be in plants which we grow for their 

 chemical content, or for their fibers, or what — 

 we shall find that it is possible to devise short 

 cuts into the centuries to come, and through com- 

 bining stored-up heredity with new environment, 

 to hasten evolution to produce for us entirely 

 new plants to meet our own specific desires. 



Who shall say that progress is not 

 worth all its costs? 



