Just to keep things clear, I will say that physicalists, materialists, do not believe in souls.

说得更明白一点,我会说物理主义者,唯物主义者,不相信灵魂

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It makes them materialists, too, or realists, like Frost.

这让他们成为实利主义者和现实主义者，像弗罗斯特一样。

耶鲁公开课 - 现代诗歌课程节选