The desire which a man has for a woman is not directed towards her because she is a human being, but because she is a woman ; that she is a human being is of no concern to the man; only her sex is the object of his desires.

Every human being should always be treated as an end and never as a mere instrument.

Great minds think for themselves.

We ourselves introduce that order and regularity in the appearance which we entitle "nature". We could never find them in appearances had we not ourselves, by the nature of our own mind, originally set them there.

All human knowledge begins with intuitions, proceeds from thence to concepts, and ends with ideas.

Art does not want the representation of a beautiful thing, but the representation of something beautiful.

Ingratitude is the essence of vileness.