Medicine really matured me as a person because, as a physician, you're obviously dealing with life and death issues, issues much more serious than what we're talking about in entertainment. You can't get more serious than life and death. And if you can handle that, you can handle anything.
A number of Americans were used, most often unwillingly, by North Korea to arm spies with English-speaking skills so they could target American interests in South Korea and beyond.
Sometimes, you need different things in life, you need different challenges that will give you that little boost.

