Yesterday is gone. Tomorrow has not yet come. We have only today. Let us begin.

The starting point of all achievement is desire. Keep this constantly in mind. Weak desires bring weak results, just as a small amount of fire makes a small amount of heat.

The duty of youth is to challenge corruption.

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

If you spend too much time thinking about a thing, you'll never get it done.

Repetition of the same thought or physical action develops into a habit which, repeated frequently enough, becomes an automatic reflex.

Above all things, respect yourself.

If you can dream it, you can do it. Always remember that this whole thing was started with a dream and a mouse.

Our greatest glory is not in never falling but in rising every time we fall.

All wealth is the product of labor.

I am not bound to win, but I am bound to be true. I am not bound to succeed, but I am bound to live by the light that I have. I must stand with anybody that stands right, and stand with him while he is right, and part with him when he goes wrong.

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

You're off to Great Places! Today is your day! Your mountain is waiting, So... get on your way!

No great discovery was ever made without a bold guess.

You shape your own destiny.

Anyone who stops learning is old, whether at twenty or eighty. Anyone who keeps learning stays young.

To succeed in your mission, you must have single-minded devotion to your goal.

The man with no imagination has no wings.

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

Never stand begging for what one has the power to earn.

Stand up to your obstacles and do something about them. You will find that they haven't half the strength you think they have.