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我们在这里是为了在宇宙中留下印记。否则我们为什么还要在这里?
Energy security is national security.
The sea is a good place to think of the future.
语出西汉·桓宽《盐铁论·力耕》 。治理家庭不能靠一件财宝;治理国家,不能靠一种方法。
The essence of mathematics lies in its power to reveal patterns and symmetries.