Chs 1-4: This work not intended to teach rhetoric. It is lawful for a Christian teacher to use rhetoric. Proper means and age to learn rhetorical skill. The duty of the Christian teacher.
Chs. 17-19: Threefold division of the various kinds of speech. The Christian orator is constantly dealing with great matters. The Christian teacher must use different styles on different occasions.
Chs. 5-8: Wisdom more important than eloquence to the Christian teacher. The sacred writers unite wisdom with eloquence. Examples of true eloquence from Paul and Amos. The obscurity of sacred writers