You can't live a perfect day until you do something for someone who will never be able to repay you.

If you don't like something, change it. If you can't change it, change your attitude. Don't complain.

They alone live, who live for others.

When I was in college, I wanted to be involved in things that would change the world.

Lend yourself to others, but give yourself to yourself.

It's kind of fun to do the impossible.

The past cannot be changed. The future is yet in your power.

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

Always do what you are afraid to do.

Storms make trees take deeper roots.

What lies behind us and what lies before us are tiny matters compared to what lies within us.

Your talent determines what you can do. Your motivation determines how much you are willing to do. Your attitude determines how well you do it.

The expectations of life depend upon diligence; the mechanic that would perfect his work must first sharpen his tools.

Life is entrusted to man as a treasure which must not be squandered, as a talent which must be used well.

Do not go where the path may lead, go instead where there is no path and leave a trail.

You don't need a weather man to know which way the wind blows

We cannot do everything at once, but we can do something at once.

Sovereignty is not given, it is taken.

You're never as good as everyone tells you when you win, and you're never as bad as they say when you lose.

All thinking men are atheists.

The best way out is always through.