过去是一个参考的地方，而不是居住的地方。

如今你修习先王之术，仰慕圣人之义，诵读诗书，遍览百家之言，不可胜数。甚至还将它们抄写于竹帛上。

The present is a fleeting moment, already becoming the past.

The pursuit of science is more than the pursuit of understanding. It is the pursuit of wonder.

孔子说：“读书不想事，越学越糊涂；想事不读书，越想越头痛。”