你最不满意的客户是你最大的学习来源。
Your most unhappy customers are your greatest source of learning.
如果你出生贫穷，那不是你的错。但如果你死时仍然贫穷，那就是你的错。
最好的故事是那些与我们自己的生活产生共鸣的故事。
同理心让你成为更好的创新者。
数学家的工作永远不会真正完成；总有更多的东西需要探索。
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.