Knowing is not enough; we must apply. Willing is not enough; we must do.
If I could explain it to the average person, I wouldn't have been worth the Nobel Prize.
An investment in knowledge pays the best interest.
What sculpture is to a block of marble, education is to a human soul.
What is now proved was once only imagined.
Integrity without knowledge is weak and useless, and knowledge without integrity is dangerous and dreadful.
The books that the world calls immoral are books that show the world its own shame.
The most important part of teaching is to teach what it is to know.
What we know is a drop, what we don't know is an ocean.
The direction in which education starts a man will determine his future in life
All stable processes we shall predict. All unstable processes we shall control.
The progressive development of man is vitally dependent on invention.
I am indebted to my father for living, but to my teacher for living well.
Most people have never learned that one of the main aims in life is to enjoy it.
It took us three years to build the NeXT computer. If we'd given customers what they said they wanted, we'd have built a computer they'd have been happy with a year after we spoke to them - not something they'd want now.
The task of a writer is not to solve the problem but to state the problem correctly.
A little knowledge that acts is worth infinitely more than much knowledge that is idle.
If you're teaching today what you were teaching five years ago, either the field is dead or you are.
Education is an admirable thing, but it is well to remember from time to time that nothing that is worth knowing can be taught.
That men do not learn very much from the lessons of history is the most important of all the lessons that history has to teach.
Better know nothing than half-know many things.