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.

表达了天下霸唱对自然与风水之力的理解。

记忆是漂浮在时间海洋上的脆弱小船。

It's all about trying to make sense of the chaos of life.

我们教授一门学科不是为了培养关于该学科的小型活图书馆，而是让学生自己学会数学思考。