What does the right to privacy include?

That the individual shall have full protection in person and in property is a principle as old

as the common law; but it has been found necessary from time to time to define anew the

exact nature and extent of such protection. Political, social, and economic changes entail

the recognition of new rights, and the common law, in its eternal youth, grows to meet the

demands of society. Though in very early times, the law gave a remedy only for physical

interference with life and property, Then the "right to life" served only to protect the

subject from battery in its various forms; liberty meant freedom from actual restraint; and

the right to property secured to the individual his lands and his cattl...