For a successful technology, reality must take precedence over public relations, for Nature cannot be fooled.
The highest activity a human being can attain is learning for understanding, because to understand is to be free.
Liberty without Learning is always in peril and Learning without Liberty is always in vain.
The first idea the child must acquire is that of the difference between good and evil.
The man who does not read good books has no advantage over the man who can't read them.
There is nothing more notable in Socrates than that he found time, when he was an old man, to learn music and dancing, and thought it time well spent.
If help and salvation are to come, they can only come from the children, for the children are the makers of men.
The fullness of knowledge only comes through the awareness of ignorance.
The man who is fond of books is usually a man of lofty thought, and elevated opinions.
My alma mater was books, a good library.... I could spend the rest of my life reading, just satisfying my curiosity.
What is now proved was once only imagined.
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.
When you know better you do better.
There is one quality which one must possess to win, and that is definiteness of purpose, the knowledge of what one wants, and a burning desire to possess it.
All stable processes we shall predict. All unstable processes we shall control.
The knowledge of all things is possible
Imagination is the source of every form of human achievement. And it's the one thing that I believe we are systematically jeopardizing in the way we educate our children and ourselves.
I learned very early the difference between knowing the name of something and knowing something.
We could never learn to be brave and patient, if there were only joy in the world
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.
All knowledge that the world has ever received comes from the mind; the infinite library of the universe is in our own mind.