The charter of the U.N. is in reality an amplification of the admonition mankind was given centuries ago, 'Therefore all things whatsoever ye would that men should do to you, do ye even so to them.'
Notes from Wikiquote
Quoted in Eleanor Roosevelt, "My Day" (January 10, 1957). | The quoted passage includes a quote from the New Testament, specifically Matthew 7:12 (often known as the Golden Rule).