Best is the man who thinks for himself.
Man's chiefest treasure is a sparing tongue.
Timeliness is best in all matters.
And Zeus will destroy this race of mortal men too, when they, at their birth, have grey hair on their temples.
The best man of all is he who knows everything himself. Good also the man who accepts another's sound advice; but the man who neither knows himself nor takes to hear what another says, he is no good at all.
They are fools who do not know how much the half exceeds the whole.