You can be free. You can be black. Look at me! I'm the Heavyweight Champion! Can't nobody stop me.

If my mind can conceive it, if my heart can believe it, then I can achieve it.

You could be the world's best garbage man, the world's best model; it don't matter what you do if you're the best.

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

Rest but never quit. Even the sun has a sinking spell each evening. But it always rises the next morning. At sunrise, every soul is born again.

Religion should not be allowed to come into Politics....Religion is merely a matter between man and God.

I do not believe in taking the right decision, I take a decision and make it right.

Don't count the days, make the days count.

There are two powers in the world; one is the sword and the other is the pen. There is a great competition and rivalry between the two. There is a third power stronger than both, that of the women.

Even the greatest was once a beginner. Don't be afraid to take that first step.

Champions aren't made in the gyms. Champions are made from something they have deep inside them-a desire, a dream, a vision.

Be careful not to censor yourself to fit a certain situation or group of people. When we start to censor ourselves we can easily censor ourselves right out of our lives

I believe in unlimited possibilities.

You cannot create experience. You must undergo it.

Making is always a slightly hopeful thing because once you've made something, it'll - the world will be different.

The love of study is in us the only lasting passion. All the others quit us in proportion as this miserable machine which holds them approaches its ruins.

Not bragging by any means, but I could have done a lot of other stuff as far as working in films go and working in television... I had chances to do that stuff, but I like baseball, I really do.

I do believe that non-violent civil disobedience is a very important and useful tactic.

As a leader, you have no right to have any employee wonder how they fit in and where they are going.

The truth is in the details.

Simultaneous recording with superimposed ionization chambers and Wilson chambers, ionization chambers and sets of counting tubes, has not yet been carried out.