Education is man's going forward from cocksure ignorance to thoughtful uncertainty.Where there is an open mind there will always be a frontier.

You can't have a better tomorrow if you are thinking about yesterday all the time.

High achievement always takes place in the framework of high expectation.

An inventor is simply a fellow who doesn't take his education too seriously.

Keep on going and the chances are you will stumble on something, perhaps when you are least expecting it. I have never heard of anyone stumbling on something sitting down.

A problem well stated is a problem half-solved.

You will never stub your toe standing still. The faster you go, the more chance there is of stubbing your toe, but the more chance you have of getting somewhere.

The only time you mustn't fail is the last time you try.

here is a great difference between knowing a thing and understanding it. You can know a lot and not really understand anything.

The world hates change, yet it is the only thing that has brought progress.

If you're doing something the same way you have been doing it for ten years, the chances are you are doing it wrong.

I am born here among the monsters

Please explain the problem to me slowly, as I do not understand things quickly.

The social and industrial structure of America is founded upon an enlightened citizenship.

The human heart finds nowhere shelter but in human kind.

I'm just beginning to get a sense for ways I can use golf - or perhaps mountain biking at some point in time - to stay focused on causes that are dear to my heart.

According to one critic, my works looked like scraped billboards. I went to look at the billboards and decided that more billboards should be scraped.

Fashion which affects to be honor, is often, in all men's experience, only a ballroom-code.

I'm a fan of hip-hop and I love it, I by no means am an expert on it.

I didn't have to wear a mask on Halloween to scare people, so I didn't need one to cover my face on the field!

There is something about a Republican that you can only stand him just so long; and on the other hand, there is something about a Democrat that you can't stand him quite that long.