'Jeff, what does Day 2 look like?' 'Day 2 is stasis. Followed by irrelevance. Followed by excruciating, painful decline. Followed by death. And that is why it is always Day 1.' To be sure, this kind of decline would happen in extreme slow motion. An established company might harvest Day 2 for decades, but the final result would still come.

在数学中，提出问题的艺术必须比解决问题更有价值。

关于煤炭的讨论必须超越"支持"或"反对"—我们需要解决方案，而不是口号。