To solve the hard problem, we may need to expand our physical worldview.

你的工作将占据你生活的大部分时间，唯一能真正满足的方法是做你认为伟大的工作。

Never use a credit card for credit. The only kind of credit， or debt， that is acceptable is debt to acquire something whose exchange value is extremely likely to increase， like in a home. The exchange value of most things diminishes or vanishes the moment you purchase them. Don’t be in debt to losers.

建筑始于工程结束之处。