Do not seek evil gains; evil gains are the equivalent of disaster
Do not let any sweet-talking woman beguile your good sense with the fascinations of her shape. It's your barn she's after.
He is a fool who tries to match his strength with the stronger.
Potter is potter's enemy, and craftsman is craftsman's rival; tramp is jealous of tramp, and singer of singer.
Actions from youth, advice from the middle-aged, prayers from the aged.
Keep adding little by little and it will become a big heap.