人类是一种非常奇特的生物。他以为自己有灵魂，但他所拥有的只是一具躯体。
The human being is a most curious creature. He thinks he has a soul, but all he has is a body.
No man's knowledge here can go beyond his experience.
The essence of the internet is connection, connecting everything.
I'm a lover of life. I love life.
The quest for efficient algorithms is not just a technical challenge; it is a journey into the heart of complexity.
We've done price elasticity studies, and the answer is always that we should raise prices. We don't do that, because we believe -- and we have to take this as an article of faith -- that by keeping our prices very, very low, we earn trust with customers over time, and that that actually does maximize free cash flow over the long term.
The bond market is the ultimate indicator of economic health.