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The forest doesn't need us, but we need the forest—our survival depends on it.
The boundaries which divide Life from Death are at best shadowy and vague. Who shall say where the one ends, and the other begins?
科幻小说是世界历史上最重要的文学,因为它是思想的历史,是我们文明自我诞生的历史。
Psychology must be a science of functions, not just a science of facts.