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To conquer fear is the beginning of wisdom.

解析：吃粗糧，喝清水，彎起胳膊當枕頭，這其中也有著樂趣。

每一座建筑都是一種告白。

愛不是有限的資源。

It really matters whether people are working on generating clean energy or improving transportation or making the Internet work better and all those things. And small groups of people can have a really huge impact.