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唯一使生活成为可能的是永久、难以忍受的不确定性;不知道接下来会发生什么。
It's not about how much you have, but how much you enjoy what you have.
The most effective development interventions are often the simplest ones.
The man who is fit to work at any particular trade is unable to understand the science of that trade without the help and guidance of those who are working with him or over him.
语言是一种工具,就像任何工具一样,它可以用于善或恶。