prophet Mohammed the man of patience and forgiveness

when you look to the history of leaders when they win after their defeat you will find all of them make revenge from the other side . but prophet Mohammed don't make like this . he shows us the best examples in the noble winning . how ? he was expelled from his origin ( Mecca ) but when he came again as winner he don't revenge from them but he forgave in spite of his ability to make any thing but he speak : go you are free . these are the islamic guidelines for him and for all peoples originating from the Wholly Quraan directions with patience and forgiveness