计算的研究对于理解可计算性的极限至关重要。
The study of computation is essential to understanding the limits of what can be computed.
The only thing that is truly important is the legacy you leave behind.
I have to say to myself that some birds aren't very close. Their feathers are just too bright. When they fly away, you know it's a sin to lock them up, and you'll be inspired by them. Still, the place you live in is that much more drab and empty that they're gone. I think I really miss my friends.