It just seems like such a long shot that he'd come back to the same roof. I mean, there are a lot of rooftops in San Francisco.
8 seconds sound clip from the Dirty Harry 1 movie soundboard.
You can hear this line at 00:35:49 in the Blu-ray version of the movie.
Quote context
[...]
- It's a building that overlooks the roof where they spotted him yesterday.
- Something bothering you, Gonzales?
- Well, speak up. You're among friends here.
- Most of them are locked. This particular one'll be open for him.
- You see, these sick guys have behavior patterns.
- We know for a fact, they'll rob the very same store 3, 4 times in a row.
- It must appeal to their superego or something.
[...]