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The human being is not a thing among things; things determine each other, but the human being is ultimately self-determining.

樂觀的基礎是純粹的恐懼。

自然科學是人類文化的一部分，它與藝術或宗教一樣具有人性。

"The reason death sticks so closely to life isn't biological necessity—it's envy. Life is so beautiful that death has fallen in love with it, a jealous, possessive love that grabs at what it can."