Our military strength is a prerequisite to peace, but let it be clear we maintain this strength in the hope it will never be used.

For the eight years I was president I never let my dream of a nuclear-free world fade from my mind.

You and I have a rendezvous with destiny. We will preserve for our children this, the last best hope of man on earth.

Why should the government subsidize intellectual curiosity?

If history teaches anything, it teaches that self-delusion in the face of unpleasant facts is folly.

Our status as a free society and world power is not based on brute strength. When we've taken up arms, it has been for the defense of freedom for ourselves and for other peaceful nations who needed our help. But now, faced with the development of weapons with immense destructive power, we've no choice but to maintain ready defense forces that are second to none. Yes, the cost is high, but the price of neglect would be infinitely higher.

Information is the oxygen of the modern age. It seeps through the walls topped by barbed wire, it wafts across the electrified borders.