This work, though it deals only with eating and drinking, which are regarded in the eyes of our supernaturalistic mock-culture as the lowest acts, is of the greatest philosophic significance and importance... How former philosophers have broken their heads over the question of the bond between body and soul! Now we know, on scientific grounds, what the masses know from long experience, that eating and drinking hold together body and soul, that the searched-for bond is nutrition.

Religion is the dream of the human mind. But even in dreams we do not find ourselves in emptiness or in heaven, but on earth, in the realm of reality; we only see real things in the entrancing splendor of imagination and caprice, instead of in the simple daylight of reality and necessity.

Is it man that possesses love, or is it not much rather love that possesses man?

Man created God in his own image.

The present age ... prefers the sign to the thing signified, the copy to the original, fancy to reality, the appearance to the essence ... for in these days illusion only is sacred, truth profane.

As we expand our knowledge of good books, we shrink the circle of men whose company we appreciate.

The joys of theory are the sweetest intellectual pleasures of life