No power and no treasure can outweigh the extension of our knowledge.
Science is what we have learned about how to keep from fooling ourselves.
Liberty without Learning is always in peril and Learning without Liberty is always in vain.
Science is a way of thinking much more than it is a body of knowledge.
If you can't explain it simply, you don't understand it well enough.
Books! I dunno if I ever told you this, but books are the greatest gift one person can give another.
Know what you are talking about.
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.
The man who is fond of books is usually a man of lofty thought, and elevated opinions.
A witty saying proves nothing.
The most savage controversies are those about matters as to which there is no good evidence either way.
For a successful technology, reality must take precedence over public relations, for Nature cannot be fooled.
The task of a writer is not to solve the problem but to state the problem correctly.
It is what you read when you don't have to that determines what you will be when you can't help it.
They say a little knowledge is a dangerous thing, but it's not one half so bad as a lot of ignorance.
If you want the present to be different from the past, study the past.
If help and salvation are to come, they can only come from the children, for the children are the makers of men.
In order to stave off covetouness, greed, and spite, citizens world over must be educated.
A child miseducated is a child lost.
A little knowledge is a dangerous thing. So is a lot.
Real learning comes about when the competitive spirit has ceased.