Lie to a liar, for lies are his coin; Steal from a thief, for that is easy; lay a trap for a trickster and catch him at first attempt, but beware of an honest man. (Egyptian Proverb) - More Egyptian Proverbs...
Mercy to living beings, self restraint, truth, honesty, chastity and contentment, right faith and knowledge, and austerity are but the entourage of morality. (Traditional Proverb) - More Traditional Proverbs...