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.
The olive tree teaches us that strength comes from deep roots.
自由民主的傳播和世界經(jīng)濟(jì)的整合創(chuàng)造了一種情況，即唯一合法的政府形式是基于人民主權(quán)并尊重基本人權(quán)的政府。