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

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

Study hard what interests you the most in the most undisciplined, irreverent and original manner possible.

That men do not learn very much from the lessons of history is the most important of all the lessons that history has to teach.

The secret of life is not enjoyment but education through experience.

Education is the most powerful weapon which you can use to change the world.

Knowing others is wisdom, knowing yourself is Enlightenment.

One test of the correctness of educational procedure is the happiness of the child.

Civilization is a race between disaster and education.

Industrialize or perish.

The fullness of knowledge only comes through the awareness of ignorance.

I am indebted to my father for living, but to my teacher for living well.

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

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

Educate the children and it won't be necessary to punish the men.

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

Education is a system of imposed ignorance.

The knowledge of all things is possible

The progressive development of man is vitally dependent on invention.

The deepest sin against the human mind is to believe things without evidence.