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The greatest risk is not taking one.
The world is full of magic things, patiently waiting for our senses to grow sharper.
Those who do not have power over the story that dominates their lives, the power to retell it, rethink it, deconstruct it, joke about it, and change it as they change, truly are powerless, because they cannot think new thoughts.
数学不知道种族或地理界限;对于数学来说,文化世界是一个国家。
我们今天所做的选择将塑造明天的世界。