People
What I like about Hollywood is that one can get along by knowing two words of English — SWELL and LOUSY.
— Vicki Baum

Behind the line May contain spoilers.
Our reading
An editorial interpretation.
A teasing observation that you could manage in Hollywood with just two English words, one for good and one for bad. It jokes that the place runs on extreme, simple verdicts, so nuance or a large vocabulary hardly matters.
Context reviewed