测量不可测量之物需要的不仅是技术，还有想象力。

The purpose of abstraction is not to be vague, but to create a new semantic level in which one can be absolutely precise.

创新是开启新机遇的关键。

大缓和时期是一段显著的经济稳定时期，但它为大衰退埋下了种子。

The great thing about being old is that you don’t have to worry about the future.

技术之追问即技术本质之追问。