Often the great scientists, by turning the problem around a bit, changed a defect to an asset. For example, many scientists when they found they couldn't do a problem finally began to study why not. They then turned it around the other way and said, "But of course, this is what it is" and got an important result.

Computer scientists stand on each other's feet.

True greatness is when your name is like ampere, watt, and fourier-when it's spelled with a lower case letter.

The real problem is what can man and machine do together and not in competition.

If you have the door to your office closed, you get more work done today and tomorrow, and you are more productive than most. But ten years later somehow, you dont quite know what problems are worth working on.

In mathematics we do not appeal to authority, but rather you are responsible for what you believe.

Does anyone believe that the difference between the Lebesgue and Riemann integrals can have physical significance, and that whether say, an airplane would or would not fly could depend on this difference? If such were claimed, I should not care to fly in that plane.