she saw maps and pictures hung upon pegs. She took down a jar from one of the shelves as she passed;

We are the only species on the planet, so far as we know, to have invented a communal memory stored neither in our genes nor in our brains. The warehouse of this memory is called the library

You may be ignorant of all the books in the world, and I hope you are, of all the latest theories, but that is not ignorance.

An effective leader develops the ability to correctly identify the pertinent detail or details - incidentals in a market, industry or sport that might create an incremental advantage.

I believe that at the end of the century the use of words and general educated opinion will have altered so much that one will be able to speak of machines thinking without expecting to be contradicted.

Wisdom is not a product of schooling but of the lifelong attempt to acquire it.

Somebody who only reads newspapers and at best books of contemporary authors looks to me like an extremely near-sighted person who scorns eyeglasses. He is completely dependent on the prejudices and fashions of his times, since he never gets to see or hear anything else.

Intellectual growth should commence at birth and cease only at death.

It is, in fact, nothing short of a miracle that the modern methods of instruction have not yet entirely strangled the holy curiosity of inquiry; for this delicate little plant, aside from stimulation, stands mainly in need of freedom. Without this it goes to wrack and ruin without fail.

It is the supreme art of the teacher to awaken joy in creative expression and knowledge.

The formulation of the problem is often more essential than its solution, which may be merely a matter of mathematical or experimental skill.

Curiosity is more important than knowledge.