Mistakes are made in every other human endeavor. Why should nuclear weapons be exempt?

When you build a career, you should never imitate anybody.

There is nothing like chess to keep the brain smart, and give it a workout.

You cannot get tired if you're interested in what you do. That's the key thing.

We made, actually, history, because it was the first time ever that doctors could prove that a lifelong Republican has a heart.

For me life is continuously being hungry. The meaning of life is not simply to exist, to survive, but to move ahead, to go up, to achieve, to conquer.

I made my fair share of mistakes.