It is what you read when you don't have to that determines what you will be when you can't help it.
Never help a child with a task at which he feels he can succeed.
The man who is fond of books is usually a man of lofty thought, and elevated opinions.
Liberty without Learning is always in peril and Learning without Liberty is always in vain.
The fullness of knowledge only comes through the awareness of ignorance.
Any man who reads too much and uses his own brain too little falls into lazy habits of thinking.
Education is the ability to listen to almost anything without losing your temper or your self-confidence.
All knowledge that the world has ever received comes from the mind; the infinite library of the universe is in our own mind.
If the facts don't fit the theory, change the facts.
It is better to know how to learn than to know.
A cynic is a man who knows the price of everything, and the value of nothing.
What is freedom of expression? Without the freedom to offend, it ceases to exist.
Learn as though you would never be able to master it; hold it as though you would be in fear of losing it.
Science is what we have learned about how to keep from fooling ourselves.
You can never be overdressed or overeducated.
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.
Dare to think for yourself.
The secret of life is not enjoyment but education through experience.
Courage, conviction and confidence.
The only good is knowledge and the only evil is ignorance.
Science is not only a disciple of reason but, also, one of romance and passion.