They say a little knowledge is a dangerous thing, but it's not one half so bad as a lot of ignorance.

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.

If I could explain it to the average person, I wouldn't have been worth the Nobel Prize.

Show me a family of readers, and I will show you the people who move the world.

I do not know how to teach philosophy without becoming a disturber of the peace.

We could never learn to be brave and patient, if there were only joy in the world

The schools ain't what they used to be and never was.

I am a part of everything that I have read.

Any man who reads too much and uses his own brain too little falls into lazy habits of thinking.

If you can't explain it simply, you don't understand it well enough.

All knowledge that the world has ever received comes from the mind; the infinite library of the universe is in our own mind.

Books are for people who wish they were somewhere else.

Knowledge becomes evil if the aim be not virtuous.

My alma mater was books, a good library.... I could spend the rest of my life reading, just satisfying my curiosity.

Reading furnishes the mind only with materials of knowledge; it is thinking that makes what we read ours.

Physics is like sex: sure, it may give some practical results, but that's not why we do it.

It is possible to fly without motors, but not without knowledge and skill.

The task of a writer is not to solve the problem but to state the problem correctly.

The knowledge of all things is possible

Men are born ignorant, not stupid. They are made stupid by education.

All stable processes we shall predict. All unstable processes we shall control.