产业链的完善比单一技术的突破更重要。

I was seldom able to see an opportunity until it had ceased to be one.

死亡的念头会把我们推向对我们而言最重要的事情，这种念头会赋予我们勇气，促使我们追求内心所重视的生活方式。《机场里的小旅行》

The best literature is that which challenges us, which makes us think, which forces us to confront the uncomfortable truths of our existence.