免费游戏最贵的成本是玩家的信任，一旦透支就再也买不回来。
The most expensive cost in free-to-play games is players' trust—once overdrawn, it can never be bought back.
The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion.
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。
The only thing we have to fear is fear itself.
True craftsmanship lies in making the difficult look effortless.
Internationalization is not simply going global, but achieving an organic combination of localized operations and a global perspective.
