You know as well as I that I can't afford to rest. I'm not going to leave for twenty hours a day, but I still put in a good amount of time into training. Bulma, there's far too much at stake for me to be lax with preparing myself for the worst. If anything happened to you, Trunks, or Bulla, I'd never forgive myself. You don't know what's happened here and I refuse to stand aside and let the horrors of the war around us come crashing down on our heads.

[He's solemn and serious about that. It's not a laughing matter to him, it's about protecting his family, his friends, and all of Luceti.]