The reading of all good books is like conversation with the finest men of past centuries.

Any knowledge that doesn't lead to new questions quickly dies out: it fails to maintain the temperature required for sustaining life.

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.

I prefer the company of peasants because they have not been educated sufficiently to reason incorrectly.

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

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.

Necessity is the mother of invention.

Opinion is the medium between knowledge and ignorance.

You can never be overdressed or overeducated.

Integrity without knowledge is weak and useless, and knowledge without integrity is dangerous and dreadful.

If you're teaching today what you were teaching five years ago, either the field is dead or you are.

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

I like poems you can tack all over with a hammer and there are no hollow places.

Words can be like X-rays if you use them properly - they'll go through anything. You read and you?re pierced.

The knowledge of all things is possible

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

Education is our passport to the future, for tomorrow belongs to the people who prepare for it today.

The whole of science is nothing more than a refinement of everyday thinking.

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

I cannot teach anybody anything. I can only make them think

To read is to fly: it is to soar to a point of vantage which gives a view over wide terrains of history, human variety, ideas, shared experience and the fruits of many inquiries.