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A book should feel like a friend to a child—comforting, exciting, and full of surprises.

我從不犯與那些我不尊重意見的人爭論的錯誤。

I’m a great believer in solving hard problems by using a checklist. You need to get all the likely and unlikely answers before you; otherwise it’s easy to miss something important.

Every artist dips his brush in his own soul, and paints his own nature into his pictures.