The most important part of teaching is to teach what it is to know.
Never help a child with a task at which he feels he can succeed.
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.
Learning gives creativity, Creativity leads to thinking, Thinking provides knowledge, Knowledge makes you great.
I have no special talents. I am only passionately curious.
Action not backed by knowledge and knowledge not translatable into action, both can not stand the test of time.
Language is courage: the ability to conceive a thought, to speak it, and by doing so to make it true.
Most people have never learned that one of the main aims in life is to enjoy it.
The progressive development of man is vitally dependent on invention.
What is freedom of expression? Without the freedom to offend, it ceases to exist.
An investment in knowledge pays the best interest.
With educated people, I suppose, punctuation is a matter of rule; with me it is a matter of feeling. But I must say I have great respect for the semi-colon; it's a useful little chap.
A thought is an idea in transit.
You can never learn less, you can only learn more.
I don't look on poetry as closed works. I feel they're going on all the time in my head and I occasionally snip off a length.
The more I read, the more I acquire, the more certain I am that I know nothing.
There is nothing more awful, insulting, and depressing than banality.
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.
Reading without reflecting is like eating without digesting.
The highest activity a human being can attain is learning for understanding, because to understand is to be free.
If I have seen further it is by standing on the shoulders of Giants.