Make it a rule never to give a child a book you would not read yourself.

Books are for people who wish they were somewhere else.

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

The idea is to try to give all the information to help others to judge the value of your contribution; not just the information that leads to judgment in one particular direction or another.

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

Action not backed by knowledge and knowledge not translatable into action, both can not stand the test of time.

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

The direction in which education starts a man will determine his future in life

The highest activity a human being can attain is learning for understanding, because to understand is to be free.

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.

There is nothing more awful, insulting, and depressing than banality.

What we know is a drop, what we don't know is an ocean.

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

When you know better you do better.

Learn as though you would never be able to master it; hold it as though you would be in fear of losing it.

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

Never help a child with a task at which he feels he can succeed.

Medicine is my lawful wife and literature my mistress; when I get tired of one, I spend the night with the other.

Better know nothing than half-know many things.

Education is a human right with immense power to transform. On its foundation rest the cornerstones of freedom, democracy and sustainable human development.

Just when I thought there wasn't room enough for another thought in my head, I had this great idea.