“You shall not take vengeance or bear a grudge against your kinsfolk. Love your neighbour as yourself: I am the Lord.” Torah (19:18)
“Do onto others as you would wish them do onto you.” ~Jesus
“Hurt not others in ways that you yourself would find hurtful.” Udana-Varga 5:18
“This is the sum of duty: Do not do to others what would cause pain if done to you.” Mahabharata 5:1517
“Do not do to others that which would anger you if others did it to you.” ~Socrates
“None of you [truly] believes until he wishes for his brother what he wishes for himself.” ~Prophet Muhammad
Several different truths – one common ground.