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International politics is a ruthless and dangerous business, and it is foolish to expect states to behave according to moral principles.
测量的精确性不仅仅是技术问题,更是拓展人类知识边界的关键。
Innovation is not about inventing something entirely new, but about improving what already exists.
我们可能会遭遇许多失败,但我们绝不能被打败。
"Stories have the power to connect us across time and space."