Know that the secret of the arts is to correct nature.

It is the first law of friendship that it has to be cultivated. The second is to be indulgent when the first law is neglected.

But nothing is more estimable than a physician who, having studied nature from his youth, knows the properties of the human body, the diseases which assail it, the remedies which will benefit it, exercises his art with caution, and pays equal attention to the rich and the poor.

If you have two religions in your land, the two will cut each other’s throats; but if you have thirty religions, they will dwell in peace

Verses which do not teach men new and moving truths do not deserve to be read.

The multiplicity of facts and writings is become so great that every thing must soon be reduced to extracts and dictionaries.

History is nothing but a pack of tricks that we play upon the dead.