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Innovation is the inexhaustible driving force for the development of enterprises.
You have to be willing to sacrifice to get what you want or what you need.
The most beautiful people are those who have known defeat, known suffering, known struggle, known loss, and have found their way out of the depths.
自信不是"他们会喜欢我",而是"他们不喜欢我也没关系"。
The power of mathematics lies in its ability to abstract and generalize.