I don't want to be a star. I want to be a legend.
Sleep is not a luxury; it’s a necessity for your brain.
What's terrible is to pretend that second-rate is first-rate. To pretend that you don't need love when you do; or you like your work when you know quite well you're capable of better.
伟大的事情从来不会来自舒适区。
The essence of mathematics lies in its freedom.
The best way to learn econometrics is by doing—working with real data and real problems.