The state may not establish a ‘religion of secularism’ in the sense of affirmatively opposing or showing hostility to religion, thus ‘preferring those who believe in no religion over those who do believe.

Justice Potter Stewart

The right to defy an unconstitutional statute is basic in our scheme. Even when an ordinance requires a permit to make a speech, to deliver a sermon, to picket, to parade, or to assemble, it need not be honored when it’s invalid on its face.

Justice Potter Stewart

The 4th Amendment and the personal rights it secures have a long history. At the very core stands the right of a man to retreat into his own home and there be free from unreasonable governmental intrusion.

Justice Potter Stewart