做数学就是参与发现与猜想、直觉与灵感的过程。

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.

I always cheer up immensely if an attack is particularly wounding because I think, well, if they attack one personally, it means they have not a single political argument left.