Let each man exercise the art he knows.

Men of sense often learn from their enemies. It is from their foes, not their friends, that cities learn the lesson of building high walls and ships of war.

A man may learn wisdom even from a foe.

These impossible women! How they do get around us! The poet was right: Can't live with them, or without them.

Open your mouth and shut your eyes and see what Zeus will send you.

You cannot teach a crab to walk straight.