“THE ORIGIN OF SPECIES” 243 
shall be prepared to congratulate the venerated 
author of the book, not only that the greatness of 
his achievement and its enduring influence upon 
_ the progress of knowledge have won him a place 
_ beside our Harvey; but, still more, that, like 
Harvey, he has lived long enough to outlast 
_ detraction and opposition, and to see the stone 
7 that the builders rejected become the head-stone 
of the corner. 
