永远不要在食品安全上妥协——这是消费者信任的基础。

我们不是在做汽车，我们是在做移动的能源解决方案。

"Other people matter."

Man, unlike any other thing organic or inorganic in the universe, grows beyond his work, walks up the stairs of his concepts, emerges ahead of his accomplishments.

数学中最深刻的思想往往来自最简单的问题。