The Soviet Union has indeed been our greatest menace, not so much because of what it has done, but because of the excuses it has provided us for our failures.

In a democracy, dissent is an act of faith.

The citizen who criticizes his country is paying it an implied tribute.

In the long course of history, having people who understand your thought is much greater security than another submarine.

In the name of noble purposes men have committed unspeakable acts of cruelty against one another.

We must dare to think unthinkable thoughts.

In a democracy dissent is an act of faith. Like medicine, the test of its value is not in its taste, but in its effects.

The junior senator from Wisconsin, by his reckless charges, has so preyed upon the fears and hatreds and prejudices of the American people that he has started a prairie fire which neither he nor anyone...