在我们这个行业，如果你没有超前思考三步，你就已经落后了。

I don't run out of material. I run out of time.

The money and effort that men expend on their bodies, they might with greater profit devote to their minds.

The architecture of cognition constrains the forms of knowledge representation.

在理论物理学中，近似的艺术往往比精确解更重要。