In America, communities existed before governments. There were many groups of people with a common sense of purpose and a feeling of duty to one another before there were political institutions.

We must abandon the prevalent belief in the superior wisdom of the ignorant.

Knowledge is not simply another commodity. On the contrary. Knowledge is never used up. It increases by diffusion and grows by dispersion.

The computer can help us find what we know is there. But the book remains our symbol and our resource for the unimagined question and the unwelcome answer.

The most important American addition to the World Experience was the simple surprising fact of America. We have helped prepare mankind for all its later surprises.

Standing, standing, standing - why do I have to stand all the time? That is the main characteristic of social Washington.

The greatest obstacle to discovery is not ignorance - it is the illusion of knowledge.