劳动经济学从根本上讲是理解人们的选择和约束。
Labor economics is fundamentally about understanding people’s choices and constraints.
The coal industry must evolve to meet modern environmental standards, or it will become obsolete.
表演是一种活出自己疯狂的方式。
My attitude is that if you push me towards something that you think is a weakness, then I will turn that perceived weakness into a strength.
释义：苦难是淬炼灵魂的熔炉，真正的成长都带着伤疤。