A person who never made a mistake never tried anything new.

Practice does not make perfect. Perfect practice makes perfect.

Vision without execution is just hallucination.

A good idea is never lost. Even though its originator or possessor may die without publicizing it, it will someday be reborn in the mind of another....

Be quick, but don't hurry.

I will prepare and some day my chance will come.

The day science begins to study non-physical phenomena, it will make more progress in one decade than in all the previous centuries of its existence.

There are many ways of going forward, but only one way of standing still.

It has been my observation that most people get ahead during the time that others waste

Innovation distinguishes between a leader and a follower.

'To Start Press Any Key'. Where's the ANY key?

Few things are impossible to diligence and skill. Great works are performed not by strength, but perseverance.

Because ideas have to be original only with regard to their adaptation to the problem at hand, I am always extremely interested in how others have used them...

Discipline is the bridge between goals and accomplishment.

You must take personal responsibility. You cannot change the circumstances, the seasons, or the wind, but you can change yourself. That is something you have charge of.

Many are stubborn in pursuit of the path they have chosen, few in pursuit of the goal.

You gain strength, courage and confidence by every experience in which you really stop to look fear in the face.... You must do the thing you think you cannot do.

Genius is eternal patience.

I've always thought anyone can make money. Making a life worth living, that's the real test.

I believe in the Bible. I believe that all good things come from God. I don't believe I'd sing the way I do if God hadn't wanted me to.'

The role of the artist is to ask questions, not answer them.