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I think that in mathematics, and maybe in life, you have to be willing to be a little bit lost.
The world is full of suffering, it is also full of overcoming it.
如果你想理解一个系统,试着改变它。
The key to success is not just in making a product, but in understanding the people who use it.
Efficient market theory is correct in that there are no gross inefficiencies, but we look at anomalies that may be small in size and brief in time.