机械的完美在于以最小的摩擦和浪费产生预期的效果。
The perfection of machinery is to produce the desired effect with the least possible friction and waste.
"A writer's greatest challenge is not to find the right words, but to find the truth within those words."
The most important thing in mathematics is to have a good intuition.
You can only become truly accomplished at something you love. Don't make money your goal. Instead, pursue the things you love doing, and then do them so well that people can't take their eyes off you.
The most important skill for an economist is the ability to think clearly about trade-offs.