Who would have thought traveling to outer space could be such a profound experience? OK, probably everybody, but these former astronauts really articulate it in a way that was just a little mind-blowing.
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http://www.upworthy.com/some-strange-things-are-happening-to-astronauts-returning-to-earth?g=2
http://www.upworthy.com/some-strange-things-are-happening-to-astronauts-returning-to-earth?g=2