Customer satisfaction is worthless. Customer loyalty is priceless.

"The greatest battles are fought within the silent chambers of our own hearts."

Remembering that I'll be dead soon is the most important tool I've ever encountered to help me make the big choices in life. Because almost everything - all external expectations, all pride, all fear of embarrassment or failure - these things just fall away in the face of death, leaving only what is truly important.

我从不试图预测市场；我只是试图为它所做的任何事情做好准备。

在数学中，真理总是相对于你所在的系统而言的。

我觉得唱歌是一种情感的宣泄，是一种表达自我的方式。

卡塞尔文献展必须始终是一个问题，而不是一个答案。