[45]
First of all, then, you should know that there are no fewer branches of composition in prose than in verse. For some men have devoted their lives to researches in the genealogies of the demi-gods; others have made studies in the poets; others have elected to compose histories of wars; while still others have occupied themselves with dialogue,1 and are called dialecticians.
1 Elsewhere called disputation (“eristic”). See General Introd. p. xxi.