Harlan? said Blurtso. Yes? said Harlan. Are you awake? Yes, said Harlan. What are you thinking of? Einstein’s theory of time, said Harlan. What? said Blurtso. You know, said Harlan, the discovery that time passes more slowly the faster you move. Is that true? said Blurtso. Yes, said Harlan. So I would live longer, said Blurtso, if I moved more quickly? Yes, said Harlan. And if I ran in my sleep, said Blurtso, I would get more sleep?