I hated every minute of training, but I said, 'Don't quit. Suffer now and live the rest of your life as a champion.'

I hated every minute of training, but I said, ''Don't quit. Suffer now and live the rest of your life as a champion.''

If I said I would knock out Sonny Liston in 1 minute and 49 seconds of the first round, that would hurt the gate.

It's in my blood to be around people while I was training.

I said I was 'The Greatest,' I never said I was the smartest!

If you lose a big fight, it will worry you all of your life. It will plague you - until you get your revenge.