Inside of a ring or out, ain't nothing wrong with going down. It's staying down that's wrong.

I'm The Greatest, but only in relation to fighting.

There's a reason I'm known - to bring people to Allah, to God.

God gave me Parkinson's syndrome to show me I'm not 'The Greatest' - he is.

Impossible is not a fact. It's an opinion. Impossible is not a declaration. It's a dare. Impossible is potential. Impossible is temporary. Impossible is nothing

What’s my greatest weakness? Sad stories, people with problems

Old age is just a record of one's whole life.