The critical point is that the Constitution places the right of silence beyond the reach of government. - William O. Douglas

The law is not a series of calculating machines where answers come tumbling out when the right levers are pushed.

But the fact that communists may have provoked some of the present dissent in the United States is not, as some would have it, the end of the matter. The voices are not communist, for those in rebellion see communism as an even more vicious form of a status quo. The merits must be voted up or voted down.

As nightfall does not come at once, neither does oppression. In both instances, there is a twilight when everything remains seemingly unchanged. And it is in such twilight that we all must be most aware of change in the air – however slight – lest we become unwitting victims of the darkness.