Characters
Well, one thing's for sure: we're all going to be a lot thinner!
— Han Solo • Star Wars: Episode IV - A New Hope

Behind the line May contain spoilers.
Our reading
An editorial interpretation.
The speaker finds one certainty: everyone will be much thinner. The prediction turns an unspecified situation into a comment about its effect on their bodies. Read as a grim joke, it offers a conspicuously limited piece of reassurance without explaining what has put them there.
Context reviewed