“You put them through missions, and you see who is tough and cheerful and team-spirited,” Zubrin says. “If you lose your sense of humor on the way to Mars, you’re finished.”

“你让他们完成任务，然后观察谁最坚强、快乐并富有团队精神的，”祖布林说到，“如果你在去火星的路上丢失了幽默感，那么你完了。”

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“You put them through missions, and you see who is tough and cheerful and team-spirited,” Zubrin says. “If you lose your sense of humor on the way to Mars, you’re finished.”

“你让他们完成任务，然后观察谁最坚强、快乐并富有团队精神的，”祖布林说到，“如果你在去火星的路上丢失了幽默感，那么你完了。”

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