The greatest dangers to liberty lurk in insidious encroachment by men of zeal -- well-meaning but without understanding.

[The phrase] right to privacy ... deprive any person of life, liberty or property without due process of law.

The greatest dangers to liberty lurk in insidious encroachment by men of zeal, well-meaning but without understanding.

Experience should teach us to be most on our guard to protect liberty when the government's purposes are beneficent. Men born to freedom are naturally alert to repel invasion of their liberty by evil-minded rulers. The greatest dangers to liberty lurk in insidious encroachment by men of zeal, well-meaning but without understanding."

[Olmstead v. U.S., 277 U.S. 438 (1928) (dissenting)]

Experience teaches us to be most on our guard to protect liberty when the government's purposes are beneficent.

The greatest dangers to liberty lurk in the insidious encroachment by men of zeal, well meaning but without understanding.