A President must call on many persons--some to man the ramparts and to watch the far away, distant posts; others to lead us in science, medicine, education and social progress here at home.

Knowledge is of two kinds: we know a subject itself, or know where to find it.

'All men are created equal', 'government by consent of the governed', 'give me liberty or give me death'. Well, those are not just clever words, or those are not just empty theories.

We are not about to send American boys 9 or 10 thousand miles away from home to do what Asian boys ought to be doing for themselves.

I believe the destiny of your generation - and your nation - is a rendezvous with excellence.

No member of our generation who wasn't a Communist or a dropout in the thirties is worth a damn.

If you're not listening, you're not learning.