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一本好書是作者與讀者之間的對話。

The facts of life are very simple, but the stories we tell about them are very complicated.

When you want to change things, you can't please everyone. If you do please everyone, you aren't making enough progress.

我對我是誰感到滿意，對我的身體和思想感到滿意。

Order and simplification are the first steps toward the mastery of a subject.