He harms himself who does harm to another, and the evil plan is most harmful to the planner.
An evil plan does mischief to the planner.
Gossip and rumor are evil; easy to lift up, heavy to carry, and hard to put down again.
He's only harming himself who's bent upon harming another
Do not let a flattering woman coax and wheedle you and deceive you; she is after your barn.
Long exercise, my friend, inures the mind; And what we once disliked we pleasing find.