With this shift in focus from reason to emotion, moral philosophy is increasingly giving way to moral psychology, which, by incorporating ideas from evolutionary biology, has more and more to say about human nature and our moral lives. It all comes down to natural selection.
随着关注点从理性转向感性，道德哲学日益让位给道德心理学。道德心理学将思想与演化生物学相结合，在人性和道德生活领域的话语权越来越重。它可以言简意赅地总结为自然选择。