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You can't change what's already happened, so focus on the present moment.

樂(lè)觀的基礎(chǔ)是純粹的恐懼。

寫作是一種思考的方式，一種理解世界的方式。

Leadership is about making tough decisions and standing by them, even when they are unpopular.

Leaders are more powerful role models when they learn than when they teach.

我們都有能力理解宇宙最深的秘密。