Liberty without Learning is always in peril and Learning without Liberty is always in vain.

Courage, conviction and confidence.

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.

Real learning comes about when the competitive spirit has ceased.

With educated people, I suppose, punctuation is a matter of rule; with me it is a matter of feeling. But I must say I have great respect for the semi-colon; it's a useful little chap.

Educate the children and it won't be necessary to punish the men.

Language is courage: the ability to conceive a thought, to speak it, and by doing so to make it true.

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

Reading is to the mind what exercise is to the body.

The first idea the child must acquire is that of the difference between good and evil.

When I am attacked by gloomy thoughts, nothing helps me so much as running to my books. They quickly absorb me and banish the clouds from my mind.

No power and no treasure can outweigh the extension of our knowledge.

What is now proved was once only imagined.

The fullness of knowledge only comes through the awareness of ignorance.

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.

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

You can never learn less, you can only learn more.

Know what you are talking about.

I am a part of everything that I have read.

Opinion is the medium between knowledge and ignorance.

All knowledge that the world has ever received comes from the mind; the infinite library of the universe is in our own mind.