Paul Beatty said this quote

Yes, being black is a full-time job: sometimes you are invisible, other times you are hyper-visible,” he says. “Sometimes you are welcome, other times you are not. The thermostat is always moving and you have to keep adapting to find some comfort level. Richard Pryor used to talk about going to Africa and people there telling him he was white. Even though he was black, he just wasn’t black enough.