his lightweight reign is considered the best all-time. went up and beat a prime leonard at welterweight. quit in the rematch in the famous "no mas" fight. had a bit of a down patch where he lost to the great wilfredo beinitez and kirklaind laing. answered his critics by knocking out a young undefeated champion for a 154 belt and then giving hagler a great fight at 160. another down patch after getting knocked out by hearns and sufferring another unexptected loss. came back again after being written off to beat iran barkely for a middleweight title 17 years after winning his lightweight belt, and then lost the rubber match to leonard. he fought on another 10 years way past his prime fighting guys like vinny paz, hector camacho, and had one more title shot at 47 years old and lost by tko to joppy. retired a few years later after more than 30 years in the game, having fought in five decades.