All men by nature desire knowledge.

He who has overcome his fears will truly be free.

Wit is educated insolence.

The soul never thinks without a picture.

Now the proofs furnished by the speech are of three kinds. The first depends upon the moral character of the speaker, the second upon putting the hearer into a certain frame of mind, the third upon the speech itself, in so far as it proves or seems to prove.

Actions which produce [virtue] are those which increase it, and also, if differently performed, destroy it.

In making a speech one must study three points: first, the means of producing persuasion; second, the language; third the proper arrangement of the various parts of the speech.