You can listen to some of his quotes which has been made into a song here
However, if you would rather 'float like a butterfly and sting like a bee' then read Muhammed Ali who once boasted "I'm so fast that last night I turned off the light switch in my hotel room and was in bed before the room was dark". Yet it was also Ali who said "Only a man who knows what it is like to be defeated can reach down to the bottom of his soul and come up with the extra ounce of power it takes to win when the match is even".
The chess-playing all-time greatest Lennox Lewis, who won 41 fights before his retirement in 2004, said "If the money's right, I'm happy to bust up the other side of his face... No problem"
Although a bloody violent sport, all respected fighters adhere by strict rules which were developed in Queensbury during the late 1800s. Today, boxing is taught in gyms and clubs for the fitness benefits it provides to the general population.
Professional fighters, however, often take years of training to perfect their technique, which often sees the fighter spending much time waking-up in hospital while feeling like they have been "hit by a train" the following day.
Boxing is the sport of self-discipline, self-motivation, physical fitness and ability, emotion, strategy, and goal setting in order to become "the greatest".