Yeah, you have to leave by the same place and arrive at the same place. That's kind of weird. I tried Beijing as well, and Hong Kong, but they didn't have instructions.
I think, therefore, I get bananas.
When in doubt, think about time travel conundrums. You'll confuse yourself so you can forget what you were in doubt about.
What's the difference between ignorance, apathy, and ambivalence?
I don't know and I don't care one way or the other.
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