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.

1997年：贝索斯致股东信《吸引符合你价值观的股东》

The key to sustainable success is balancing profit with purpose.

最简单的句子往往蕴含最深刻的真理。