Don't waste tomorrow on yesterday.

Average leaders raise the bar on themselves; good leaders raise the bar for others; great leaders inspire others to raise their own bar.

Winners hate losing more than changing while others hate changing more than losing.

The limiting factor on your success is not the size of the obstacles, but the size of your dream.

A big secret to life is when you learn that learning is just as entertaining as entertainment, but with long term benefits.

It's not the gifts you don't have that hold you back as much as the gifts you do have that you don't use.

Leaders begin with a different question than others. Replacing who can I blame with how am I responsible?

Doubts in your mind are a much greater roadblock to success than obstacles on the journey.

One person with commitment accomplishes more than a thousand with an opinion.

The problem with incompetence is its inability to recognize itself.

If you fill your head with positive thoughts, there won't be any room left for negative ones.

What do we mean when we say our school 'values' reading?

Love is a violent recreational sport. Proceed at your own risk. Helmets, armor, and steel-toe boots are required by law.

My main concern when travelling around the world is finding a place to skateboard!

Is there such a thing as a man-made stroke? In other words, did someone do this to (Democratic Senator Tim Johnson)? ...I know what this [Republican] party is capable of.

Art is something that is so perfectly clear that no one comprehends it.

This is my chance to make it all happen, in the one city, where they say dreams come true.

A lot of news is just entertainment masquerading as news.

Is not the whole world a vast house of assignation of which the filing system has been lost?

Always give your best. Never get discouraged. Never be petty.

Higher energy costs are unavoidable in all future scenarios.