To invent, you need a good imagination and a pile of junk.

Success is never final. Failure is never fatal. It s courage that counts.

Success is not to be pursued; it is to be attracted by the person you become

When asked, 'How do you write?' I invariably answer, 'one word at a time.'

There is but one dependable method of accumulating and legally holding riches, and that is by rendering useful service.

Dad, you've done a lot of great things, but you're a very old man, and old people are useless.

You don't have to be great to start, but you have to start to be great

Whenever you are asked if you can do a job, tell 'em, 'Certainly I can!' Then get busy and find out how to do it.

I'm a slow walker, but I never walk back.

We are trying to prove ourselves wrong as quickly as possible, because only in that way can we find progress.

Don't spend time beating on a wall, hoping to transform it into a door.

Deadlines just aren't real to me until I'm staring one in the face.

I don't believe people die from hard work. They die from stress and worry and fear -- the negative emotions. Those are the killers, not hard work. The fact is, in our society today, most people don't understand what hard work is all about.

You've got to be very careful if you don't know where you're going, because you might not get there.

Whosoever desires constant success must change his conduct with the times.

Be quick, but don't hurry.

What one has to do usually can be done.

Moving from chair to chair, from coffee machine to coffee machine is the limit of my action in most films. But I enjoy being cast in them because I love watching them.

I never did a day's work in my life. It was all fun.

If you go to work on your goals, your goals will go to work on you. If you go to work on your plan, your plan will go to work on you. Whatever good things we build end up building us.

Real success can only come if there is a change in our societies and in our economics and in our politics.