If you get up in the morning and think the future is going to be better, it is a bright day. Otherwise, it's not.

Whether you think you can, or you think you can't - you're right.

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

When I give, I give myself.

The fact that the great scientist believed in flying machines was the one thing that encouraged us to begin our studies.

He was a dreamer, a thinker, a speculative philosopher... or, as his wife would have it, an idiot.

We all have possibilities we don't know about. We can do things we don't even dream we can do.

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

Don't find fault, find a remedy; anybody can complain

One man with courage is a majority.

Every intention is a trigger for transformation.

If my mind can conceive it, and my heart can believe it - then I can achieve it.

I just couldn't take school seriously: I had this guitar neck with four frets which I kept hidden under the desk. It had strings on it so I would practice my chord shapes under the desk and that's about all I did at school.

A man should look for what is, and not what he thinks should be.

I am the captain of my soul.

When you arise in the morning think of what a privilege it is to be alive, to think, to enjoy, to love ...

People who say it cannot be done should not interrupt those who are doing it.

Waiting hurts. Forgetting hurts. But not knowing which decision to take is the worst of suffering

The first rule is to keep an untroubled spirit. The second is to look things in the face and know them for what they are.

Do not pray for easy lives. Pray to be stronger men.

Never tell all you know-not even to the person you know best.