If certain acts in violation of treaties are crimes, they are crimes whether the United States does them or whether Germany does them, and we are not prepared to lay down a rule of criminal conduct against others which we would not be willing to have invoked against us.

The day that this country ceases to be free for irreligion it will cease to be free for religion - except for the sect that can win political power.

In this court the parties changed positions as nimbly as if dancing a quadrille.

The price of freedom of religion or of speech or of the press is that we must put up with, and even pay for, a good deal of rubbish.

The priceless heritage of our society is the unrestricted constitutional right of each member to think as he will. Thought control is a copyright of totalitarianism, and we have no claim to it.

Intellectual freedom means the right to re-examine much that has been long taken for granted. A free man must be a reasoning man, and he must dare doubt what a legislative or electoral majority may most passionately assert.

To believe that patriotism will not flourish if patriotic ceremonies are voluntary and spontaneous instead of a compulsory routine is to make an unflattering estimate of the appeal of our institutions to free minds.