And I'm a little bit tired of it. We always meet humans. Whatever they are, they're humans. It can't be realistic. I'm sure there's lots of life out there, lots of intelligence, though I suspect that all the intelligence will be silicon.
Probably carbon is only a brief moment in the evolution of intelligence.
Finally, as 6 o'clock draws near, he begins to power down. Hey, listen to this. Clarke swivels in his chair and begins closing down files. Here's a voice you may recognize. He toggles the desktop's shut-down command, and spins around to grin at me.