or An Essay on the Right of Authors and Inventors to a Perpetual Property in their IdeasSECTION V. What Things are Subjects of Property? Every conceivable thing, whether intellectual, moral, or material, of which the mind can take cognizance, and which can be possessed, held, used, controlled, and enjoyed, by one person, and not, at the same instant of time, by another person, is rightfully a subject of property. All the wealth, that has before been described—that is, all the things, intellectual, moral, emotional, or material, that can contribute to, or constitute, the happiness or well-being of man; and that can be possessed by one man, and not at the same time by another, is rightfully a subject of property—that is, of individual ownership, control, dominion, use, and enjoyment. The air, that a man inhales, is his, while it is inhaled. When he has exhaled it, it is no longer his. The air that he may enclose in a bottle, or in his dwelling,...