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有一个你无法解决的问题总是好的。这意味着你有事情要做。
It is always good to have a problem that you cannot solve. It means you have something to work on.
A wise man said: before you speak, let your words pass through three gates. At the first gate, ask yourself, "Is it true?" At the second gate, ask "Is it necessary?" At the third gate, ask, "Is it kind?"
A city’s architecture should celebrate its diversity.