采石业必须与技术一起发展，否则就有落后的风险。

The purpose of all these illustrations is to direct the seeker's mind towards the one reality underlying them all.

每一个生命都是一个宇宙，每一次死亡都是一个世界的终结。

The universe is a puzzle, and chemistry is one of the keys.

The best market designs are those that reduce uncertainty for participants.

我已经不再年轻，不再知道一切。