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化学是关于连接的科学,无论是字面上还是隐喻上。
Every mathematical problem is a window into a new world of understanding.
Courage is not the absence of fear, but the triumph over it.
我不是为了钱而比赛,我是因为对这项运动的热爱而比赛。
The first rule of government spending: why build one when you can have two at twice the price?