I am the greatest; I said that even before I knew I was!
He who is not courageous enough to take risks will accomplish NOTHING in life.
I said I was the greatest, not the smartest
It’s not bragging if you can back it up.
Stay in College, get the knowledge, stay there until you are through. If they can make penicillin out of moldy bread, they can sure make something of you!
To be a great champion you must believe you are the best. If you're not, pretend you are.
I don’t count my sit-ups; I only start counting when it starts hurting because they’re the only ones that count.
I want to be the first black man on the moon
I am America. I am the part you won't recognize. But get used to me. Black, confident, cocky; my name, not yours; my religion, not yours; my goals, my own; get used to me.
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
I hated every minute of training, but I said, 'Don't quit. Suffer now and live the rest of your life as a champion.
It will be a Killer, And a chiller, And a thrilla. When I get the gorilla in Manila
Joe Frazier is so ugly that when he cries, the tears turn around and go down the back of his head
I always bring out the best in men I fight, but Joe Frazier, I'll tell the world right now, brings out the best in me. I'm gonna tell ya, that's one helluva man, and God bless him' ... and after the fight
The man who has no imagination has no wings
Don't count the days, make the days count.
My toughest fight was with my first wife
Age is whatever you think it is. You are as old as you think you are
Joe's going to come out smokin But I ain't gonna be jokin' I'll be pickin' and pokin' Pouring water on his smokin' This might shock and amaze ya But I'm gonna destroy Joe Frazier
I wont miss Boxing; Boxing will miss me
It wasn't the boxing. It was the autographs
I'm the most recognised and loved man that ever lived