Say hello to the world's only undefeated heavyweight champion, a guy called Rocky Marciano, who defied physical limitations - 'He's too small, too short, too light, too old.' Hard-hitting Marciano blasted his way to 49 wins, 43 inside the distance. His mantra was, `If you want to live a full life, then live dangerously.' Rocky did that, all right! sakriti opis