War should be made a crime, and those who instigate it should be punished as criminals.

Emergency does not increase granted power or remove or diminish the restrictions imposed upon power granted or reserved. The Constitution was adopted in a period of grave emergency. Its grants of power to the federal government and its limitations of the power of the States were determined in the light of emergency, and they are not altered by emergency.

The United States is the greatest law factory the world has ever known.

The greater the importance to safeguarding the community from incitements to the overthrow of our institutions by force and violence, the more imperative is the need to preserve the constitutional rights of free speech, free press and free assembly in order to maintain the opportunity for free political discussion.

It is the essence of the institutions of liberty that it be recognized that guilt is personal and cannot be attributed to the holding of opinions or to mere intent in the absence of overt acts.

In a number of cases dissenting opinions have in time become the law.

When we deal with questions relating to principles of law and their applications, we do not suddenly rise into a stratosphere of icy certainty.