Earlier quoted context omitted.
Weird. I have never had a pleasant experience with US customs. They are usually not unpleasant either, but they’re never friendly or even more than vaguely polite. (I say “usually” because my wife was once told off quite rudely when she went through the visitors line as a permanent resident, because she wanted to help and translate for visiting family members she was with.) The worst part of the experience is knowing…
I've been through many times as white British person (both as a visitor and on various visas) and have never had a bad experience. I'm not denying that people do have bad experiences. But I find it kind of hard to believe that as a US citizen, you've never once had an experience of re-entering the country that didn't involve the customs agent asking you a couple of simple questions and then sending you on your way.
But the pressure is obviously there to answer anyway.