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

There are no friends more inseparable than pride and hardness of heart, humility and love, falsehood and impudence.

The enemy of art is the enemy of nature; art is nothing but the highest sagacity and exertion of human nature; and what nature will he honour who honours not the human?

All affectation is the vain and ridiculous attempt of poverty to appear rich

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.

And still, laughter is akin to weeping.

Him, who incessantly laughs in the street, you may commonly hear grumbling in his closet.