Islam:: No one of you is a believer until he loves for his brother that which he loves for himself.
Christianity:: All things whatsoever ye would that men should do to you, do ye even so to them.
Buddhist:: Hurt not others in ways that you would find hurtful.
Jewish::Whatsoever thou hatest thyself, that do not to another.
Confucian::Do not unto others what you would not have them do unto you.
Hindu:: This is the sum of duty: do naught unto others which if done to thee would cause thee pain.
Jain::In happiness and suffering, in joy and grief, we should regard all creatures as we regard our own self.
Sikh:: I am a stranger to no one: and no one is a stranger to me, indeed I'm a friend to all.
Taoist:: Regard your neighbour's gain as your own gain, and your neighbour's loss as your own loss.
Zoroastrian:: That nature alone is good which refrains from doing unto another whatsoever is not good for itself.
:: Reference: http://katinkahesselink.net/other/ethics.htm