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.
If you're teaching today what you were teaching five years ago, either the field is dead or you are.
The first principle is that you must not fool yourself and you are the easiest person to fool.
Opinion is the medium between knowledge and ignorance.
Free the child's potential, and you will transform him into the world.
A little knowledge that acts is worth infinitely more than much knowledge that is idle.
The progressive development of man is vitally dependent on invention.
I cannot teach anybody anything. I can only make them think
Reading is to the mind what exercise is to the body.
A man who has never gone to school may steal a freight car; but if he has a university education, he may steal the whole railroad.
The idea is to try to give all the information to help others to judge the value of your contribution; not just the information that leads to judgment in one particular direction or another.
A spirit of national masochism prevails, encouraged by an effete corps of impudent snobs who characterize themselves as intellectuals.
The task of a writer is not to solve the problem but to state the problem correctly.
Investigate, educate and organize.
Books! I dunno if I ever told you this, but books are the greatest gift one person can give another.
Education is an admirable thing, but it is well to remember from time to time that nothing that is worth knowing can be taught.
Words can be like X-rays if you use them properly - they'll go through anything. You read and you?re pierced.
The deepest sin against the human mind is to believe things without evidence.
Knowledge is power. Information is liberating. Education is the premise of progress, in every society, in every family.
There is no authority who decides what is a good idea.
The man who is fond of books is usually a man of lofty thought, and elevated opinions.