Hinduism--Do naught unto others what would cause you pain if done to you.

Buddhism--Hurt not others in ways that you yourself would find hurtful.

Judaism--What is hateful to you, do not to your fellow man.

Christianity--All things whatsoever ye would that men should do to you, do ye even so to them.

Islam--No one of you is a believer until he desires for his brother that which he desires for himself.