你可以痴迷于服务你的客户/读者/客户，你也可以痴迷于击败竞争对手。两者都有效，但前者会让你走得更远。
You can obsess about serving your customers/audience/clients， or you can obsess about beating the competition. Both work， but of the two， obsessing about your customers will take you further.
The past is always changing. It is not fixed. The past is not stable.
You have to be fearless in this industry.
你能做的最好的投资就是投资自己。
The best scientists are those who never stop asking why.