Eric’s case brings out two points. The first is that when you have cause to identify with your victim (that is, you see him participate in some act that emphasizes his humanity, such as urinating, eating, or smoking) it is much harder to kill him, and there is much less satisfaction associated with the kill, even if the victim represents a direct threat to you and your comrades at the time you kill him. The second point is that subsequent kills are always easier, and there is much more of a tendency to feel satisfaction or exhilaration after the second killing experience, and less tendency to
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