某些城市人工制品的永久性赋予了它们纪念碑的品质。
The permanence of certain urban artifacts gives them the quality of monuments.
The information gap is harder to bridge than the wealth gap.
I don't need a reason to be fearless.
A man's life is limited, but service to the people is infinite.
If not me, who? If not now, when?
如果我看得更远，那是因为我站在巨人的肩膀上。