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.

管理是一门艺术，需要不断地学习和实践。

老脑筋就像老马；如果你想保持它们的工作状态，就必须锻炼它们。

Responsibilities gravitate to the person who can shoulder them;power to the man who knows how.