He who would learn to fly one day must first learn to stand and walk and run and climb and dance; one cannot fly into flying.

A little knowledge that acts is worth infinitely more than much knowledge that is idle.

Opinion is the medium between knowledge and ignorance.

Real learning comes about when the competitive spirit has ceased.

Don't worry that children never listen to you; worry that they are always watching you.

Seek knowledge from the cradle to the grave.

A man who has never gone to school may steal a freight car; but if he has a university education, he may steal the whole railroad.

Don't learn to do, but learn in doing.

The ability to observe without evaluating is the highest form of intelligence.

I don't look on poetry as closed works. I feel they're going on all the time in my head and I occasionally snip off a length.

A witty saying proves nothing.

When you know better you do better.

What is now proved was once only imagined.

The idea is to try to give all the information to help others to judge the value of your contribution; not just the information that leads to judgment in one particular direction or another.

My alma mater was books, a good library.... I could spend the rest of my life reading, just satisfying my curiosity.

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.

Knowledge becomes evil if the aim be not virtuous.

Never help a child with a task at which he feels he can succeed.

Education is the most powerful weapon which you can use to change the world.

The real solution lies in a world in which charity will have become unnecessary.

The schools ain't what they used to be and never was.