It is a great pleasure to transport one's-self into the spirit of the times; to see how a wise man has thought before us, and to what a glorious height we have at last carried it.

To be pleased with one's limits is a wretched state.

What I possess I would gladly retain. Change amuses the mind, yet scarcely profits.

We know accurately only when we know little, with knowledge doubt increases.

Nature has neither core nor skin: she’s both at once outside and in.

Let him who believes in immortality enjoy his happiness in silence; he has no reason to give himself airs about it.

The arts are the salt of the earth; as salt relates to food, the arts relate to technology.