I want to emphasize in the great concentration which we now place upon scientists and engineers how much we still need the men and women educated in the liberal tradition, willing to take the long look, undisturbed by prejudices and slogans of the moment, who attempt to make an honest judgment on difficult events.

We are not afraid to entrust the American people with unpleasant facts, foreign ideas, alien philosophies, and competitive values.

Acting on our own, by ourselves, we cannot establish justice throughout the world, but joined with other free nations, we can ... assist the developing nations to throw off the yoke of poverty.

There is nothing more certain and unchanging than uncertainty and change.

We shall pay any price, bear any burden, to assure the survival and the success of liberty.

It is increasingly clear that no matter what party is in power, so long as our national security needs keep rising, an economy hampered by restrictive tax rates will never produce enough jobs or enough profits.

Bring the absolute power to destroy other nations under the absolute control of all nations. Weapons of war must be abolished before they abolish us...No longer is the quest for disarmament a sign of weakness, (nor) the destruction of arms a dream - it is a practical matter of life or death. The risks inherent in disarmament pale in comparison to the risks inherent in an unlimited arms race.