translation.en: To understand that, you have to, for a moment, think about combat not morally -- that's an important job to do — but for a moment, don't think about it morally, think about it neurologically.
translation.zh: 要理解他们的想法 你必须临时 从非道德的角度思考一下战争 这很重要 只是临时地，不从道德的角度 而是神经学的角度