"The past is never dead. It's not even past."

The best way to test a program is to test it.

The very nature of the stock market is to make fools of as many people as possible.

成功不是快乐的关键。快乐才是成功的关键。如果你热爱你所做的事，你就会成功。

（关于最优选择方法论）在餐厅你是点你知道的好吃的还是试试新菜？你会投资制造已经知道好卖的东西，还是尝试推出新产品？你是继续约会新人，还是试着对已经认识的人做出承诺？继续寻找新事物 vs 最大化收获已有事物价值的最优平衡点是：1/3。把1/3的时间花在探索上，2/3的时间花在深化上。随着年龄的增长，将时间投入到探索和尝鲜中是比较困难的，因为花费的时间似乎是低效，但请尽量试到1/3处再决策。

The truth is, we all have our own versions of reality, and sometimes those versions don't align with the facts.

The value of unpaid work is often invisible in economic measures, yet it is the backbone of society.

数学的真正乐趣在于发现的过程，而不仅仅是结果。