I've always been a private person, but I understand that comes with the territory.

时间是一种持久的存在，它包含了过去、现在和未来。

任何公司最有价值的资产是其员工。

Sir, where are you running? Are you doing this for world peace? Are you doing this for the homeless? Are you running for women's rights? The environment? They just couldn't believe that somebody would do all that running for no particular reason. Why are you doing this? I just felt like running. I just felt like running.

"Randomized experiments are the gold standard for causal inference, but they are not always feasible."