I always try to buy stocks that are undervalued and sell them when they become overvalued.

The most important thing is to be willing to question everything.

如果你想理解功能，就研究结构。

风险管理不是回避挑战，而是为挑战做好准备。

The truth is often hidden in the simplest things.

知识最大的敌人不是无知，而是知识的幻觉。