The bureaucrat’s utility function includes the size of his budget as an argument.
官僚的效用函数中包括其预算规模作为一个参数。
I'm the narrator, and this is my life.
A building should be rooted in its site, but reach for the sky.
可持续发展不是一种选择；它是我们对后代的责任。
Mathematics is not a spectator sport—you have to engage with it to appreciate its beauty.
我不是因为快乐而歌唱，而是因为歌唱而快乐。