... formal and the informal, the regular and the offbeat, the general and the special, the orthodox and the heretical, the beginner err on the side of conservatism, on the side of established usage. ... gets the impression that the person using it doesn't know, either, and doesn't want to know. The special vocabularies of the law, of the military, of government are familiar to most of ... each speaking a language of its own. All of us come under the spell of these unsettling drums; the problem for beginners is to listen to them, learn the words, feel the vibrations, and not...