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The beauty of mathematics only shows itself to more patient followers.
The balance of power is the only way to maintain peace in the international system.
The only person you should try to be better than is the person you were yesterday.
在所有时代,困扰人类并给他们带来最大灾难的大问题,不是世界上是否有权力,也不是权力从何而来,而是谁应该拥有它。
韧性是通过逆境而不是回避逆境来建立的。
可持续性不是一种趋势;而是我们对后代的责任。