Models can lower your risk…….. It reduces the daily aggravation. With old-fashioned stock picking: “One day you feel like a hero. The next day you feel like a goat. Either way， most of the time it’s just luck. “We don’t override the models.
清晰的愿景是任何成功企业的基础。
歧视更可能由那些能够承担其代价的人实施。