At Epistles 2.2.87–9 Horace introduces an argument against writing poetry based on the unpleasant mutual admiration required in poetic society with an anecdote about an orator and a jurisconsult:
†frater erat Romae† consulti rhetor, ut alter
alterius sermone meros audiret honores,
Gracchus ut hic illi, foret huic ut Mucius ille.