Writers may be classified as meteors, planets, and fixed stars.

Monotheistic religions alone furnish the spectacle of religious wars, religious persecutions, heretical tribunals, that breaking of idols and destruction of images of the gods, that razing of Indian temples and Egyptian colossi, which had looked on the sun 3,000 years: just because a jealous god had said, Thou shalt make no graven image.

We should be surprised that a matter that generally plays such an important part in the life of man has hitherto been almost entirely disregarded by philosophers, and lies before us as raw and untreated material.

Change alone is eternal, perpetual, immortal.

A man who has no mental needs, because his intellect is of the narrow and normal amount, is, in the strict sense of the word, what is called a philistine.

I believe a person of any fine feeling scarcely ever sees a new face without a sensation akin to a shock, for the reason that it presents a new and surprising combination of unedifying elements.

Sexual passion is the cause of war and the end of peace, the basis of what is serious... and consequently the concentration of all desire