Hey now, I can show more restraint than you're giving me credit for. As long as you duck behind a wall or something, you should be fine.

[That's a joke, but his delivery is so bone dry the only real giveaway is the faintest hint of a smirk. That, and his quiet satisfaction with a job well done (and for the right reasons) cancels out a slight breeze that might have undone some of their work.]