There's more to boxing than hitting. There's not getting hit, for instance.

Nobody can do everything well, so learn how to delegate responsibility to other winners and then hold them accountable for their decisions.

I'm the world heavyweight champion. I consider myself a citizen of the whole world.

When problems arise, you will usually find two types of people: whiners and winners. Whiners obstruct progress; they spend hours complaining about this point or that, without offering positive solutions. Winners acknowledge the existence of the problem, but they try to offer practical ideas that can help resolve the matter in a manner that is satisfactory to both parties.

Excellence isn't achieved without inspiration and perspiration. You've got to have both.

As bad as your situation may be, someone else always has it worse than you.

I look at my children and one thing I'm most proud of, in my heart, are my children.