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44 how they shall misconceive it, unless he can decide where they shall look, and at what. The military censorship is the simplest form of barrier, but by no means the most important, because it is known to exist, and is therefore in certain measure agreed to and discounted.

At different times and for different subjects some men impose and other men accept a particular standard of secrecy. The frontier between what is concealed because publication is not, as we say, "compatible with the public interest" fades gradually into what is concealed because it is believed to be none of the public's business. The notion of what constitutes a person's private affairs is elastic. Thus the amount of a man's fortune is considered a private affair, and careful provision is made in the income tax law to keep it as private as possible. The sale of a piece of land is not private, but the price may be. Salaries are generally treated as more private than wages, incomes as more private than inheritances. A person's credit rating is given only a limited circulation. The profits of big corporations are more public than those of small firms. Certain kinds of conversation, between man and wife, lawyer and client, doctor and patient, priest and communicant, are privileged. Directors' meetings are generally private. So are many political conferences. Most of what is said at a cabinet meeting, or by an ambassador to the Secretary of State, or at private interviews, or dinner tables, is private. Many people regard the contract between employer and employee as private. There was a time when the affairs of all corporations