At a restaurant do you order what you know is great， or do you try something new？ Do you make what you know will sell or try something new？ Do you keep dating new folks or try to commit to someone you already met？ The optimal balance for exploring new things vs exploiting them once found is: 1/3. Spend 1/3 of your time on exploring and 2/3 time on deepening. It is harder to devote time to exploring as you age because it seems unproductive， but aim for 1/3.

I'm not a rapper, I'm a rock star who raps.

和平时期流汗越多，战争时期流血越少。

衡量一个人的真正标准是他如何对待那些对他毫无益处的人。

In a time of universal deceit, telling the truth is a revolutionary act.

In computer science, we often deal with problems that are too complex to solve directly, so we break them down into smaller, more manageable parts.

可信因果推断的关键不仅是方法，还有方法与当前问题的契合度。