Among the liberties of citizens that are guaranteed are ... the right to believe what one chooses, the right to differ from his neighbor, the right to pick and choose the political philosophy he likes best, the right to associate with whomever he chooses, the right to join groups he prefers.

Any test that turns on what is offensive to the community's standards is too loose, too capricious, too destructive of freedom of expression to be squared with the First Amendment. Under that test, juries can censor, suppress, and punish what they don't like, provided the matter relates to "sexual impurity" or has a tendency "to excite lustful thoughts." This is community censorship in one of its worst forms. It creates a regime where, in the battle between the literati and the Philistines, the Philistines are certain to win.

Acceptance by government of a dissident press is a measure of the maturity of a nation.

The struggle is always between the individual and his sacred right to express himself and the power structure that seeks conformity, suppression, and obedience.

I do not know of any salvation for society except through eccentrics, misfits, dissenters, people who protest.

The Arctic has a call that is compelling. The distant mountains [of the Brooks Range in Alaska] make one want to go on and on over the next ridge and over the one beyond. The call is that of a wilderness known only to a few...This last American wilderness must remain sacrosanct.

Common sense often makes a good law.