To me, fearless is not the absence of fear. It's not being completely unafraid. To me, fearless is having fears. Fearless is having doubts. Lots of them.

作家必须甘于被挑战。

劳动经济学从根本上讲是理解人们的选择和约束。

I start early and I stay late, day after day, year after year. It took me 17 years and 114 days to become an overnight success.

我们生活在一个过去总是存在，现在总是被过去困扰的世界。

数字化正在改变能源行业的方方面面。