Evil wishes, like chickens, come home to roost.
Destroy the seed of evil, or it will grow up to your ruin.
Those who voluntarily put power into the hands of a tyrant ... must not wonder if it be at last turned against themselves.
Benefits bestowed upon the evil-disposed, increase their means of injuring you.
The safeguards of virtue are hateful to the evil disposed.
Those who return evil for good should not expect the kindness of others to last long.
Evil companions bring more hurt than profit.
Don't be in a hurry to change one evil for another.