你最不满意的顾客是你最大的学习来源。

"The beauty of life lies in its imperfections."

But this long run is a misleading guide to current affairs. In the long run we are all dead.

"The beauty of formal methods lies in their ability to provide absolute guarantees about system behavior."

Thought is the most difficult task, which is why so few engage in it.

"The world breaks everyone, and afterward, some are strong at the broken places."

The most successful companies don't just sell products - they sell experiences and emotions.