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最可持续的产品是使用寿命最长的产品。
The greatest glory in living lies not in never falling, but in rising every time we fall.
"The past is a foreign country; they do things differently there."
The worst thing in the world that can happen to you if you’re an engineer that has given his life to something is for someone to rip it off and put their name on it.
If a man will begin with certainties, he shall end in doubts; but if he will be content to begin with doubts, he shall end in certainties.