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The essence of strategy is choosing a unique and valuable position rooted in systems of activities that are much more difficult to match.

In the world of physics, we often find that the simplest questions are the hardest to answer.

最高尚的快樂是理解的喜悅。

偉大的音樂得以幸存不是因為保存它的機構，而是因為每一代人都重新發現它。

The only thing we have to fear is the absence of fear itself.