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  • Even if all life on our planet is destroyed, there must be other life somewhere which we know nothing of. It is impossible that ours is the only world; there must be world after world
    unseen by us, in some region or dimension that we simply do not perceive. Even though I can't prove that, even though it isn't logical - I believe it.

    Philip K. Dick (2012). “The Man in the High Castle”, p.258, Houghton Mifflin Harcourt