I don't know who my grandfather was; I'm much more concerned to know what his grandson will be.

Without ambition one starts nothing. Without work one finishes nothing. The prize will not be sent to you. You have to win it.

I invented my life by taking for granted that everything I did not like would have an opposite, which I would like.

Climbing to the top demands strength, whether it is to the top of Mount Everest or to the top of your career.

Listen to many, speak to a few.

After all is said and done, more is said than done.

Ask for what you want and be prepared to get it!

All thinking men are atheists.

It's kind of fun to do the impossible.

Whatever you do will be insignificant, but it is very important that you do it.

After climbing a great hill, one only finds that there are many more hills to climb.

Good thoughts bear good fruit, bad thoughts bear bad fruit.

Weakness of attitude becomes weakness of character.

Ability is what you're capable of doing. Motivation determines what you do. Attitude determines how well you do it.

We are citizens of the world. The tragedy of our times is that we do not know this.

I hope our wisdom will grow with our power, and teach us that the less we use our power the greater it will be.

Scar tissue is stronger than regular tissue. Realize the strength, move on.

Some people feel the rain. Others just get wet.

United we stand; divided we fall.

Live as if you were to die tomorrow. Learn as if you were to live forever.

A hero is no braver than an ordinary man, but he is brave five minutes longer.