Political (1) exhortation and dehortation, (2) future, (3) expediency and inexpediency; B. Forensic (1) accusation and defence, (2) past, (3) justice and injustice; C. Epideictic (1) praise and censure, (2) present, (3) honour and dishonour.

But now, although he alleges that I am able to make the weaker cause appear the stronger,17

For will any one ever acknowledge that he does not know, or cannot teach, the nature of justice?