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I don't do things for the reaction or the accolade. I do things because I love doing them.

The man who does not read has no advantage over the man who cannot read.

In times of change, the learners inherit the earth, while the learned find themselves beautifully equipped to deal with a world that no longer exists.《Steel and Strategy》

The past is a foreign country; they do things differently there.

Sustainability is not a trend; it's a responsibility we all share.

數學是一種超越文化和語言障礙的通用語言。