The reading of all good books is like conversation with the finest men of past centuries.
They say a little knowledge is a dangerous thing, but it's not one half so bad as a lot of ignorance.
Science is not only a disciple of reason but, also, one of romance and passion.
A little knowledge is a dangerous thing. So is a lot.
The ability to observe without evaluating is the highest form of intelligence.
Science is what we have learned about how to keep from fooling ourselves.
Industrialize or perish.
If one cannot enjoy reading a book over and over again, there is no use in reading it at all.
There is no authority who decides what is a good idea.
A cynic is a man who knows the price of everything, and the value of nothing.
The only true wisdom is in knowing you know nothing.
Many much-learned men have no intelligence.
Real learning comes about when the competitive spirit has ceased.
All sciences are vain and full of errors that are not born of Experience, the mother of all Knowledge.
A spirit of national masochism prevails, encouraged by an effete corps of impudent snobs who characterize themselves as intellectuals.
I am so clever that sometimes I don't understand a single word of what I am saying.
The first principle is that you must not fool yourself and you are the easiest person to fool.
Better know nothing than half-know many things.
No man's knowledge here can go beyond his experience.
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.
Education is the ability to listen to almost anything without losing your temper or your self-confidence.