I’m preparing to return to Glasgow, Scotland, to a city I left in 1988, a country I left in 1995. In the dark light of the election, the U.S. has become a foreign country to me, and in a sense I’m moving to another foreign country. Everything is in flux, and I have no idea what’s ahead.

There’s a name for that. It’s called “life.”

My life is no more uncertain right now than at any other time. Things are always in a state of uncertainty and flux. It&rsqu...