THE MASTER INSTINCT 
rying in her womb. If the laying hen is not properly 
supplied with lime material, Nature will draw it 
from the bones of the hen herself to build the shell 
of the egg. The offspring is first always, and has the 
right of way over all else. In short, the struggle to 
live in the whole organic world resolves itself into 
the struggle to have and to rear offspring. This is 
“‘the one divine event 
Toward which the whole creation moves.” 
