Abuse of the military metaphor may be inevitable in a capitalist society, a society that increasingly restricts the scope and credibility of appeals … - Susan Sontag

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Abuse of the military metaphor may be inevitable in a capitalist society, a society that increasingly restricts the scope and credibility of appeals to ethical principle, in which it is thought foolish not to subject one's actions to the calculus of self-interest and profitability. War-making is one of the few activities that people are not supposed to view 'realistically'; that is, with an eye to expense and practical outcome. In all-out war, expenditure is all-out, unprudent — war being defined as as an emergency in which no sacrifice is excessive.