No man's knowledge here can go beyond his experience.
Physics is like sex: sure, it may give some practical results, but that's not why we do it.
I am indebted to my father for living, but to my teacher for living well.
An investment in knowledge pays the best interest.
Learning never exhausts the mind.
Action not backed by knowledge and knowledge not translatable into action, both can not stand the test of time.
All sciences are vain and full of errors that are not born of Experience, the mother of all Knowledge.
It is better to know how to learn than to know.
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.
You can never be overdressed or overeducated.
The real solution lies in a world in which charity will have become unnecessary.
If the facts don't fit the theory, change the facts.
Imagination is more important than knowledge.
Know what you are talking about.
A witty saying proves nothing.
What sculpture is to a block of marble, education is to a human soul.
The most important part of teaching is to teach what it is to know.
I am a part of everything that I have read.
My alma mater was books, a good library.... I could spend the rest of my life reading, just satisfying my curiosity.
Liberty without Learning is always in peril and Learning without Liberty is always in vain.
If help and salvation are to come, they can only come from the children, for the children are the makers of men.