It isn't what we don't know that gives us trouble, it's what we know that ain't so.

I have just three things to teach: simplicity, patience, compassion. These three are your greatest treasures.

A spirit of national masochism prevails, encouraged by an effete corps of impudent snobs who characterize themselves as intellectuals.

If the facts don't fit the theory, change the facts.

I had rather excel others in the knowledge of what is excellent, than in the extent of my power and dominion

There is nothing more awful, insulting, and depressing than banality.

Any man who reads too much and uses his own brain too little falls into lazy habits of thinking.

I prefer the company of peasants because they have not been educated sufficiently to reason incorrectly.

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

As we acquire more knowledge, things do not become more comprehensible but more mysterious.

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.

An investment in knowledge pays the best interest.

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

Civilization is a race between disaster and education.

The highest activity a human being can attain is learning for understanding, because to understand is to be free.

If one cannot enjoy reading a book over and over again, there is no use in reading it at all.

Action not backed by knowledge and knowledge not translatable into action, both can not stand the test of time.

Make it a rule never to give a child a book you would not read yourself.

The man who does not read good books has no advantage over the man who can't read them.

No man's knowledge here can go beyond his experience.

I cannot live without books.