7
Speak, young man, if there is need of you, but no more than twice, and only if asked.
8
Speak concisely, say much in few words; be as one who knows and yet holds his tongue.
9
Among the great do not act as their equal; and when another is speaking, do not babble.
10
Lightning speeds before the thunder, and approval precedes a modest man.
11
Leave in good time and do not be the last; go home quickly and do not linger.