It is beyond a doubt that all our knowledge begins with experience.

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

Any sufficiently advanced technology is indistinguishable from magic.

Seek knowledge from the cradle to the grave.

There is no authority who decides what is a good idea.

Real knowledge is to know the extent of one's ignorance.

For a successful technology, reality must take precedence over public relations, for Nature cannot be fooled.

Most people have never learned that one of the main aims in life is to enjoy it.

The white man is very clever. He came quietly and peaceably with his religion. We were amused at his foolishness and allowed him to stay. Now he has won our brothers, and our clan can no longer act like one. He has put a knife on the things that held us together and we have fallen apart.

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

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

It is what you read when you don't have to that determines what you will be when you can't help it.

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

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

Dare to think for yourself.

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

When you know better you do better.

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

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.

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

Knowing others is wisdom, knowing yourself is Enlightenment.