xkcd

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XKCD中文站,一个关于浪漫、隐喻、数字、以及语言的线上漫画。

65 Years

65 Years
The universe is probably littered with the one-planet graves of cultures which made the sensible economic decision that there's no good reason to go into space--each discovered, studied, and remembered by the ones who made the irrational decision.

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