You can't have a better tomorrow if you're still thinking about yesterday.
如果你还在想着昨天，你就不会有更好的明天。
指修炼内丹时阳气初动的微妙时刻，象征天地未开、万物未生的混沌状态。
Action and knowledge are not obstacles to each other.
The most profound discoveries in mathematics often come from questioning the most basic assumptions.
数学中最深刻的发现往往来自于对最基本假设的质疑。