The most dangerous thought you can have as a creative person is to think you know what you’re doing.

Good teachers deserve apples; great teachers deserve chocolate. A favorite quotation, written in calligraphy on his office door.

What are the important problems of your field?

Mathematics is an interesting intellectual sport but it should not be allowed to stand in the way of obtaining sensible information about physical processes.

If the prior distribution, at which I am frankly guessing, has little or no effect on the result, then why bother; and if it has a large effect, then since I do not know what I am doing how would I dare act on the conclusions drawn?

Mathematicians stand on each others' shoulders and computer scientists stand on each others' toes.

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