[Luna tolerates Jean's petting for a little while before returning to her ultimate duty. Yanking the spaceman back to reality as much as her tiny self can. She is rewarded with ear rubs.]

What's worse?

Keith found out and... I... think I hurt him. Telling him I didn't know how he could help. If he could help.

[He looks over at Jean, just -- plain exhausted.] I made someone who saved my life think he was useless. I couldn't... I can't do that to anyone else.

I can't let anyone else down like that.