It's important to have some numerical measure of performance against stated mission objectives.

It's also important to get administrative tasks from your work out of your head before you commit to an evening of gaming...

Transcript

GM: Once you blast off, we should finish up for tonight.
Han: Okay, that won't take long. Hit it, Chewie!
Chewbacca: We are facing into the hangar.
Han: So?
Chewbacca: Have you determined where the reverse gear is?
Han: Didn't you?
Chewbacca: I am on engines and landing gear retraction. Neither of which ought you activate just yet.
Han: This lever looks reversy.
[SFX]: Clunk
Han: Hit it, Chewie!
Chewbacca: <sigh>
{they blast off}
Han: I love it when a plan comes together!
Chewbacca: Yes. I would have loved that too.
R2-D2: Hey, we made it out with as many people as we went in with.