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The essence of strategy is choosing what not to do.

The past is a foreign country; they do things differently there.

科學是一段旅程，而不是終點。

Understanding the past is essential for designing policies that can shape a better future.

希望是最后消亡的東西。

互相有愛意，交往中也相互得利。這是墨子很典型的思想主張，也是墨家學派對人類社會最美好的期望。