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Everyone thinks of changing the world, but no one thinks of changing himself.

好的計量經濟學就像好的木工——關鍵在于為工作使用正確的工具。

The liberal democratic system may not be perfect, but it is the best system we have.

"Technique is important, but it should never overshadow the soul of the work."

如果你不冒險，你就無法成長。