The concept of 'loss aversion' plays a critical role in decision-making, where the pain of losing is psychologically twice as powerful as the pleasure of gaining.

There was another life that I might have had, but I am having this one.

当市场下跌时，你轻易的将好东西打折变卖，但是一旦市场向上，再想买回来，难之又难。

大脑是一个经过自然选择的信息处理器。