"A maxim is a conclusion upon observation of matters of fact, and is merely speculative; a "principle" carries knowledge within itself, and is prospective."

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Like language, a code of manners can be used with more or less skill, for laudable or for evil purposes, to express a great variety of ideas and emotions. In itself, it carries no moral value, but ignorance in use of this tool is not a sign of virtue.

— Judith Martin