凭着活生生的感受，地球就是人类生存和生活的唯一载体。不过细想下来，作出这样的判断。其实没有十足的把握。我所能够找到最雄伟的证据只是：虽然人类极为少数优秀分子登上过月球，并在太空中如同幼儿学步般飘忽忽地走动过，但地球之外的星体至今还没哪个成为人类生存和生活 With living feelings, the Earth is the only carrier of human existence and life. But think down, make such a judgment. In fact, there is no full grasp. The only majestic evidence that I can find is only that although a handful of outstanding human beings have boarded the moon and walked erratically in space like a toddler, none of the stars outside the Earth have survived and lived so far