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The market is a complex system, and we try to simplify it with models.
The more you read, the more you realize how little you know.
历史不仅是发生的事,更是我们记住的事以及记住的方式。
Risk management is the most important thing to be well understood. If you don't have a good risk management system, you are going to blow up.
To do mathematics is to engage in an act of discovery and conjecture, intuition and inspiration.