Trend-following is not such a good model. It’s simply eroded. Things change and being able to adjust is what made Mr. Simons so successful. “Statistic predictor signals erode over the next several years； it can be five years or 10 years. You have to keep coming up with new things because the market is against us. If you don’t keep getting better， you’re going to do worse.
每個人都有自己的故事，而作家的任務(wù)就是把這些故事編織成永恒的文字。
The future is not a result of choices among alternative paths offered by the present, but a place that is created—created first in the mind and will, created next in activity.
I tore myself away from the safe comfort of certainties through my love for truth; and truth rewarded me.
思想需要書來磨礪，正如寶劍需要磨刀石。