Whenever you look at a piece of work and you think the fellow was crazy, then you want to pay some attention to that. One of you is likely to be, and you had better find out which one it is. It makes an awful lot of difference.

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It's amazing what ordinary people can do if they set out without preconceived notions.

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

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

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When I was research head of General Motors and wanted a problem solved, I'd place a table outside the meeting room with a sign: LEAVE SLIDE RULES HERE! If I didn't do that, I'd find some engineer reaching for his slide rule. Then he'd be on his feet saying, Boss you can't do that.

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Where there is an open mind, there will always be a frontier.

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

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Failures are finger posts on the road to achievement.

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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.

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An inventor fails 999 times, and if he succeeds once, he's in. He treats his failures simply as practice shots.

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There will always be a frontier where there is an open mind and a willing hand.

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The future can be anything we want it to be, providing we have the faith and that we realize that peace, no less than war, required blood and sweat and tears.

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The only difference between a problem and a solution is that people understand the solution.

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My interest is in the future because I am going to spend the rest of my life there.

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If you have always done it that way, it is probably wrong.

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People are very open-minded about new things--as long as they're exactly like the old ones.

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People are very open-minded about new things. As long as they are exactly like the old ones.

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There is a great difference between knowing and understanding: you can know a lot about something and not really understand it.

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We should all be concerned about the future because we will have to spend the rest of our lives there.

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A person must have a certain amount of intelligent ignorance to get anywhere.

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