...the staff at my university, the Massachusetts Institute of Technology, and later all of Boston were behaving strangely towards me. ...I started to see crypto-communists everywhere. ...I started to think I was a man of great religious importance, and to hear voices all the time. I began to hear something like telephone calls in my head, from people opposed to my ideas. ...The delirium was like a dream from which I seemed never to awake.

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Old age is not for sissies.

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When in doubt, duck.

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I did have strange ideas during certain periods of time.

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There is never enough time, unless you're serving it.

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If you don't know what to do with many of the papers piled on your desk, stick a dozen colleagues initials on them and pass them along. When in doubt, route.

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Few businessmen are capable of being in politics, they don't understand the democratic process, they have neither the tolerance or the depth it takes. Democracy isn't a business.

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I would not dare to say that there is a direct relation between mathematics and madness, but there is no doubt that great mathematicians suffer from maniacal characteristics, delirium and symptoms of schizophrenia.

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History has demonstrated that the most notable winners usually encountered heartbreaking obstacles before they triumphed. They won because they refused to become discouraged by their defeats.

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Every morning I get up and look through the Forbes list of the richest people in America. If I'm not there, I go to work.

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You can judge the character of others by how they treat those who can do nothing to them or for them.

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Keeping score of old scores and scars, getting even and one-upping, always make you less than you are.

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A price has to be paid for success. Almost invariably those who have reached the summits worked harder and longer, studied and planned more assiduously, practiced more self-denial, overcame more difficulties than those of us who have not risen so far.

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Ability will never catch up with the demand for it.

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If you don't know what to do with many of the papers piled on your desk, stick a dozen colleagues' initials on 'em, and pass them along. When in doubt, route.

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Though I had success in my research both when I was mad and when I was not, eventually I felt that my work would be better respected if I thought and acted like a 'normal' person.

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If you have a job without aggravation, you don't have a job

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Men who never get carried away should be.

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Too many people overvalue what they are not and undervalue what they are.

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Education's purpose is to replace an empty mind with an open one

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Diamonds are nothing more than chunks of coal that stuck to their jobs.

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Any business arrangement that is not profitable to the other person will in the end prove unprofitable for you. The bargain that yields mutual satisfaction is the only one that is apt to be repeated.

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Jealousy... is a mental cancer.

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Success follows doing what you want to do. There is no other way to be successful.

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It's so much easier to suggest solutions when you don't know too much about the problem.

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Too many people overvalue what they are, and undervalue what they are not.

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Work is the meat of life, pleasure the dessert.

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An education isn't how much you have committed to memory, or even how much you know. It's being able to differentiate between what you know and what you don't

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By the time we've made it, we've had it.

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By the time we've made it, we've had it

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