The ignoble nature is distinguished by the fact that it keeps its advantage steadily in view, and that this thought of the end and advantage is even stronger than its strongest impulse.
In art as in love, instinct is enough.
Two things teach man about his whole nature: instinct and experience.
Man is neither good nor bad, he is born with instincts and aptitudes.
Reason is nothing but a wonderful and unintelligible instinct in our souls.
The instinct of nearly all societies is to lock up anybody who is truly free. First, society begins by trying to beat you up. If this fails, they try to poison you. If this fails too, they finish by loading honors on your head.
Collective fear stimulates herd instinct, and tends to produce ferocity toward those who are not regarded as members of the herd.
Art is not the application of a canon of beauty but what the instinct and the brain can conceive beyond any canon. When we love a woman we don't start measuring her limbs.
For centuries the death penalty, often accompanied by barbarous refinements, has been trying to hold crime in check yet crime persists. Why? Because the instincts that are warring in man are not, as the law claims, constant forces in a state of equilibrium.
I decided that it was not wisdom that enabled poets to write their poetry, but a kind of instinct or inspiration, such as you find in seers and prophets who deliver all their sublime messages without knowing in the least what they mean.
Instinct perfected is a faculty of using and even constructing organized instruments; intelligence perfected is the faculty of making and using unorganized instruments.