The progressive development of man is vitally dependent on invention.
Necessity is the mother of invention.
There is nothing more notable in Socrates than that he found time, when he was an old man, to learn music and dancing, and thought it time well spent.
The man who is fond of books is usually a man of lofty thought, and elevated opinions.
I have no special talents. I am only passionately curious.
If I could explain it to the average person, I wouldn't have been worth the Nobel Prize.
Education is the kindling of a flame, not the filling of a vessel.
Any sufficiently advanced technology is indistinguishable from magic.
There is no authority who decides what is a good idea.
There is nothing more awful, insulting, and depressing than banality.
I like poems you can tack all over with a hammer and there are no hollow places.
If you want the present to be different from the past, study the past.
What we know is a drop, what we don't know is an ocean.
The first idea the child must acquire is that of the difference between good and evil.
Make it a rule never to give a child a book you would not read yourself.
Evil being the root of mystery, pain is the root of knowledge.
The highest result of education is tolerance.
A little knowledge that acts is worth infinitely more than much knowledge that is idle.
Language is courage: the ability to conceive a thought, to speak it, and by doing so to make it true.
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.
I am a part of everything that I have read.