At the heart of liberty is the right to define one's own concept of existence, of meaning, of the universe, and of the mystery of human life.

Democracy is something that you must learn each generation. It has to be taught.

There's a time for debate and a time for consensus. There's a time for advocacy and time for first principles.

Sometimes you don't know if you're Caesar about to cross the Rubicon or Captain Queeg cutting your own tow line.

Asking questions is an essential part of police investigation. In the ordinary sense a police officer is free to ask a person for identification without implicating the Fourth Amendment.

The lessons of the First Amendment are as urgent in the modern world as the 18th Century when it was written. One timeless lesson is that if citizens are subjected to state-sponsored religious exercises, the State disavows its own duty to guard and respect that sphere of inviolable conscience and belief which is the mark of a free people.

There's substance to the point that sociological information is new. We have five years of information to weigh against 2,000 years of history or more.