Once you find you can't walk as far and as fast as you were able, life becomes more complicated.

Once you find you can't walk as far and as fast as you were able, life becomes more complicated.

一旦你发现你不能走得尽可能远、尽可能快，生活就会变得更加复杂。

-- Robert Sheckley 罗伯特·谢克里