今天我们必须负责任地开采煤炭，这样我们的孩子才能继承能源安全和健康的环境。

我创作得越多，知道的就越少。

Strategy is about making choices, trade-offs; it's about deliberately choosing to be different.

The existing is already a resource.

Technology should solve real problems, not just create new toys.

真相很少是纯粹的，也从来不简单。