我们不试图把握市场时机。我们试图买便宜的东西。
我在打扫房间,打扫身体,扩大我的心脏。
Words are wise men's counters, they do but reckon by them; but they are the money of fools.
统计学是从经验中学习的科学,尤其是从他人的经验中学习。