126 TIIE DOCTRINE OF DESCENT. 
transmitted to the individuals by means of reproduc- 
tion, which maintains the structure and the disposition 
of the parts in the condition attained, so that the same 
inclination pre-exists in the young individuals before 
they put it in practice. This explanation, as Darwin 
has shown, certainly does not suffice for all the facts of 
instinct, yet it stands far above the modern “ Philosophy 
of the Unconscious” (Philosophie des Unbewussten), 
which places the organisms by which the instincts are 
effectuated, under the sway of an extraneous metaphy- 
sical Being who governs it in subservience to design.™ 
