也许不快乐的源泉正来自我们用单一的视角看世界。《旅行的艺术》

可持续性不是一种选择；它是我们共同的责任。

The future belongs to those game creators who dare to break through traditional thinking.

Mathematics is not a deductive science—that's a cliché. When you try to prove a theorem, you don't just list the hypotheses and then start to reason. What you do is trial and error, experimentation, guesswork.