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We are all walking libraries of forgotten books.

效率不僅僅是速度，而是第一次就把事情做對。

States are rational actors that seek to maximize their relative power in order to ensure their survival in a competitive international system.

領(lǐng)導(dǎo)力在于做出艱難的決定并堅持它們，即使這些決定不受歡迎。