Fools learn nothing from wise men, but wise men learn much from fools.

True philosophy is that which renders us to ourselves, and all others who surround us, better, and at the same time more content, more patient, more calm and more ready for all decent and pure enjoyment.

The conscience is more wise than science.

Have I done aught of value to my fellow-men? Then have I done much for myself.

The less you can enjoy, the poorer, the scantier yourself - the more you can enjoy, the richer, the more vigorous.

No communication or gift can exhaust genius or impoverish charity.

The jealous are possessed by a mad devil and a dull spirit at the same time.