To be human is to keep rattling the bars of the cage of existence, hollering, 'What's it for?'

To be human is to keep rattling the bars of the cage of existence, hollering, 'What's it for?'

做一个人，就是不停地摇动着生存之笼的铁栏门，大声喊道:“这是干什么用的?”

-- Robert Lee Fulghum 罗伯特·李·富勒姆