What is freedom of expression? Without the freedom to offend, it ceases to exist.
What is now proved was once only imagined.
If the facts don't fit the theory, change the facts.
Education is the ability to listen to almost anything without losing your temper or your self-confidence.
Just because I don't care doesn't mean I don't understand.
The first principle is that you must not fool yourself and you are the easiest person to fool.
Intelligence plus character-that is the goal of true education.
All knowledge that the world has ever received comes from the mind; the infinite library of the universe is in our own mind.
Science is what we have learned about how to keep from fooling ourselves.
Words can be like X-rays if you use them properly - they'll go through anything. You read and you?re pierced.
Study hard what interests you the most in the most undisciplined, irreverent and original manner possible.
Just when I thought there wasn't room enough for another thought in my head, I had this great idea.
It is better to know how to learn than to know.
Real knowledge is to know the extent of one's ignorance.
The knowledge of all things is possible
Science is a rising force, It is creating a new world about us. It needs to be watched and pressed into service, and in any case, it would be courting disaster to ignore 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.
Knowing is not enough; we must apply. Willing is not enough; we must do.
The books that the world calls immoral are books that show the world its own shame.
Medicine is my lawful wife and literature my mistress; when I get tired of one, I spend the night with the other.
Suddenly degrees aren't worth anything. Isn't that true? When I was a student, if you had a degree, you had a job. If you didn't have a job it's because you didn't want one. And I didn't want one, frankly.