The key to immortality is first living a life worth remembering.

When you're at the end of your rope, tie a knot and hold on

Lend yourself to others, but give yourself to yourself.

Keep your eyes on the stars, and your feet on the ground.

They deem me mad because I will not sell my days for gold; and I deem them mad because they think my days have a price.

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

One of the things I learned when I was negotiating was that until I changed myself, I could not change others.

Perseverance and spirit have done wonders in all ages.

The people who were trying to make this world worse are not taking the day off. Why should I?

It marks a big step in your development when you come to realize that other people can help you do a better job than you could do alone.

Winners and losers aren't born, they are the products of how they think

Learn from yesterday, live for today, hope for tomorrow.

Defeat is not defeat unless accepted as a reality-in your own mind.

Be yourself, let you come through.

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

When obstacles arise, you change your direction to reach your goal; you do not change your decision to get there.

Too much sanity may be madness - and the maddest of all is to see life as it is and not as it should be.

If my life is going to mean anything, I have to live it myself.

Don't fear failure. Not failure, but low aim, is the crime. In great attempts it is glorious even to fail.

Truth can be stated in a thousand different ways, yet each one can be true.

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