You can never learn less, you can only learn more.

I have just three things to teach: simplicity, patience, compassion. These three are your greatest treasures.

A thought is an idea in transit.

Necessity is the mother of invention.

Education is an admirable thing, but it is well to remember from time to time that nothing that is worth knowing can be taught.

Reading without reflecting is like eating without digesting.

Learning never exhausts the mind.

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.

It isn't what we don't know that gives us trouble, it's what we know that ain't so.

I learned very early the difference between knowing the name of something and knowing something.

Science is what we have learned about how to keep from fooling ourselves.

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

Technology is just a tool. In terms of getting the kids working together and motivating them, the teacher is the most important.

The first idea the child must acquire is that of the difference between good and evil.

Civilization is a race between disaster and education.

Don't learn to do, but learn in doing.

All sciences are vain and full of errors that are not born of Experience, the mother of all Knowledge.

If one cannot enjoy reading a book over and over again, there is no use in reading it at all.

No power and no treasure can outweigh the extension of our knowledge.

Science is not only a disciple of reason but, also, one of romance and passion.

I have no special talents. I am only passionately curious.