所有的真理一旦被发现,都很容易理解;关键在于发现它们。
天下的治乱不在于一个王朝的兴亡,而在于百姓的忧乐。
Never underestimate the power of simplicity in design and execution.
The secret of success is learning how to use pain and pleasure instead of having pain and pleasure use you. If you do that, you’re in control of your life. If you don’t, life controls you.