经济理论提供工具，但现实世界的测试会完善它们。

The price of freedom is eternal vigilance.

"The success of machine learning depends on the ability to balance the trade-off between bias and variance in the models we build."

客户的需求是我们创新的源泉，只有真正了解市场，才能提供有价值的产品和服务。

唯一真实的旅程是内心的旅程。