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最小阻力和最少麻烦的路径是已经形成的思维定势。改变旧信念需要麻烦的工作。
I don't regret the things I've done, I regret the things I didn't do.
The greatest glory in living lies not in never falling, but in rising every time we fall.
The great challenge of our time is to build institutions that can manage the complexity of modern societies.