"There's no fun in watching. Besides Dad and your father are going away
and I guess it's about lunch time."
Red became argumentative. "Look, Slim, we can't start acting suspicious
or they're going to start investigating. Holy Smokes, don't you ever
read any detective stories? When you're trying to work a big deal
without being caught, it's practically the main thing to keep on acting
just like always. Then they don't suspect anything. That's the first
law--"
"Oh, all right."
Slim rose resentfully. At the moment, the circus appeared to him a
rather tawdry and shoddy substitute for the glories of astronomy, and he
wondered how he had come to fall in with Red's silly scheme.
Down the slope they went, Slim, as usual, in the rear.