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Undeniable as the terrorist threat is, the obvious consequence of official over-reaction—aside from the appalling human suffering—is that many moderates will be driven into the extremists' camp. A typical response recently came from a minor member of Brazil's opposition, who was picked up for "questioning" about some extremists with whom he was wrongly linked. He left with a hand that was disfigured from having fingernails pulled out and the palm burned with cigarettes. "If I had known where to find a terrorist group," he said after his release, "I would have joined it immediately."