The only true wisdom is in knowing you know nothing.
Better know nothing than half-know many things.
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.
Education is the most powerful weapon which you can use to change the world.
Education is the ability to listen to almost anything without losing your temper or your self-confidence.
Show me a family of readers, and I will show you the people who move the world.
Human behavior flows from three main sources: desire, emotion, and knowledge
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 witty saying proves nothing.
Men are born ignorant, not stupid. They are made stupid by education.
For a successful technology, reality must take precedence over public relations, for Nature cannot be fooled.
If the facts don't fit the theory, change the facts.
The first idea the child must acquire is that of the difference between good and evil.
Knowledge is power. Information is liberating. Education is the premise of progress, in every society, in every family.
I cannot live without books.
There is no authority who decides what is a good idea.
A thought is an idea in transit.
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.
The task of a writer is not to solve the problem but to state the problem correctly.
Necessity is the mother of invention.
If you want the present to be different from the past, study the past.