It is beyond a doubt that all our knowledge begins with experience.
Real knowledge is to know the extent of one's ignorance.
There is nothing more awful, insulting, and depressing than banality.
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 not only a disciple of reason but, also, one of romance and passion.
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.
Better know nothing than half-know many things.
A thought is an idea in transit.
Make it a rule never to give a child a book you would not read yourself.
It is better to know how to learn than to know.
If you're teaching today what you were teaching five years ago, either the field is dead or you are.
The task of a writer is not to solve the problem but to state the problem correctly.
If you're not learning while you're earning, you're cheating yourself out of the better portion of your compensation.
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.
I am a part of everything that I have read.
If you can't explain it simply, you don't understand it well enough.
Education is our passport to the future, for tomorrow belongs to the people who prepare for it today.
All sciences are vain and full of errors that are not born of Experience, the mother of all Knowledge.
Education is an ornament for the prosperous, a refuge for the unfortunate.
Common sense is the collection of prejudices acquired by age eighteen.
The man who does not read good books has no advantage over the man who can't read them.