In youth, we get plenty of exercise through games and running around, but as middle life approaches, we settle down, literally and figuratively.

Handball, swimming, running, jumping, basketball, and boxing were as much a part of me as breathing.

Exercise should be regarded as tribute to the heart.

The way to know about championship quality is to learn from champions, and that I did; studying them with professional purpose during my time in the ring and from habitual interest afterward.

To enjoy the glow of good health, you must exercise.

The greatest fighter I ever saw

Though I was not a belligerent kid, I do not think I ever passed up a good opportunity to fight.

Upon awakening in the morning, I wondered if the proceedings of the night before had been a dream. It was hard to believe that I was the world's heavyweight champion.

If all human lives depended upon their usefulness - as might be judged by certain standards - there would be a sudden and terrific mortality in the world.

A boxer must exercise and develop every part of his body.

A boxer's diet should be low in fat and high in proteins and sugar. Therefore you should eat plenty of lean meat, milk, leafy vegetables, and fresh fruit and ice cream for sugar.

Often times it is difficult to rely on your judgment when the focus on your true objective is out of alignment.

He who will not reason is a bigot he who cannot is a fool and he who dares not is a slave.

Long hair is an unpardonable offence which should be punishable by death.

Chemistry [between people] is not the easiest thing to evaluate. Just like talent and health, these things can change.

Twitter is not a technology. It's a conversation and it's happening with or without you.

Green clovers. Blue diamonds. Orange Stars. Pink hearts. Purple horseshoes. Man, I never know if I'm looking at a bowl of cereal or having another acid flashback.

I might say that what amateurs call a style is usually only the unavoidable awkwardnesses in first trying to make something that has not heretofore been made.

I'm a big Germs fan; most people are.

The thing that makes me feel most alive is knowing that there's something that I have to do that I'm afraid of.