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"Books are the keys to unlocking our potential for change."

The hardest thing to learn in life is which bridge to cross and which to burn.

讀書最要緊的就是勤學好問，做人最要緊的就是實實在在而持之以恒。

The writer must be a perpetual outsider, a critic of all orthodoxies.

無紙化辦公室仍然需要生產紙張的森林。