If you give me six lines written by the hand of the most honest of men, I will find something in them which will hang him.

I have never had any [enemies] other than those of the state.

Did you think I was immortal?

Reason must be the universal rule and guide; all things must be done according to reason without allowing oneself to be swayed by emotion.

Who will be my equal?

Never write a letter and never destroy one.

Friendship is the medicine for all misfortune; but ingratitude dries up the fountain of all goodness.