在快速变化的市场中，唯一不变的就是客户的需求。

'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.

光是建筑的灵魂。

计算机图形学中最重要的就是理解光以及它如何与表面相互作用。

最终，重要的不是你生命中的岁月，而是岁月中的生命。