There is no arguing with the pretenders to a divine knowledge and to a divine mission. They are possessed with the sin of pride, they have yielded to the perennial temptation.

We must protect the right of our opponents to speak because we must hear what they have to say.

Every man whose business it is to think knows that he must for part of the day create about himself a pool of silence.

Before you can begin to think about politics at all, you have to abandon the notion that there is a war between good men and bad men.

Whereas each man claims his freedom as a matter of right, the freedom he accords to other men is a matter of toleration.

Social movements are at once the symptoms and the instruments of progress. Ignore them and statesmanship is irrelevant; fail to use them and it is weak.

While the right to talk may be the beginning of freedom, the necessity of listening is what makes that right important.