Gratitude is an illness suffered by dogs.

Be yourself, let you come through.

You must find the place inside yourself where nothing is impossible.

If you treat an individual as he is, he will remain how he is. But if you treat him as if he were what he ought to be and could be, he will become what he ought to be and could be

Determine never to be idle. No person will have occasion to complain of the want of time, who never loses any. It is wonderful how much may be done, if we are always doing.

There are no traffic jams on the extra mile.

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

When I'm good, I'm very good, but when I'm bad, I'm better.

A man may die, nations may rise and fall, but an idea lives on.

I am the lizard king. I can do anything.

Out of suffering have emerged the strongest souls; the most massive characters are seared with scars.

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

So early in my life, I had learned that if you want something, you had better make some noise.

I don’t think we are going to become extinct. We are very clever and very resourceful.

People should pursue what they're passionate about. That will make them happier than pretty much anything else.

The greatest sin is to think yourself weak

Impossible is a word to be found only in the dictionary of fools.

Perseverance is failing 19 times and succeeding the 20th.

You can't build a reputation on what you are going to do.

A man can't soar too high, when he flies with his own wings.

If you can't fly then run, if you can't run then walk, if you can't walk then crawl, but whatever you do you have to keep moving forward.