There are some centuries which - apart from everything else - in the art and other disciplines presume to remake everything because they know how to make nothing.

No one is so completely disenchanted with the world, or knows it so thoroughly, or is so utterly disgusted with it, that when it begins to smile upon him he does not become partially reconciled to it

Real misanthropes are not found in solitude, but in the world; since it is experience of life, and not philosophy, which produces real hatred of mankind

No human trait deserves less tolerance in everyday life, and gets less, than intolerance.

The surest way of concealing from others the boundaries of one's own knowledge is not to overstep them.

Quella vita ch'è una cosa bella, non è la vita che si conosce, ma quella che non si conosce; non la vita passata, ma la futura. Coll'anno nuovo, il caso incomincerà a trattar bene voi e me e tutti gli altri, e si principierà la vita felice. Non è vero?