- [repeated line]
- [whenever Dobie exasperates him]
- Herbert T. Gillis: I gotta kill that boy. I just gotta...
- Herbert T. Gillis: So you told him I was cheap, huh?
- Winifred 'Winnie' Gillis: He'd have found it out sooner or later.
- [repeated line]
- [whenever someone mispronounces his name as "Dopey"]
- Dobie Gillis: That's "Dobie" with a "B"!
- [repeated line, when someone makes an unbelievable observation, varying the pronoun to "You", "Me", or whatever fits the situation]
- Maynard G. Krebs: Him? Oh, come now!
- [repeated line]
- Maynard G. Krebs: Cheer up, Good Buddy. You still got me.
- Dobie Gillis: I'm afraid so, Maynard. I'm afraid so.
- [repeated line]
- Herbert T. Gillis: I was in W-W-II - the big one - first sergeant, WITH the good conduct medal!
- [repeated line, when someone does something sweet or touching]
- Maynard G. Krebs: Like, I'm gettin' kinda misty.
- [repeated line, after one of his frequent non-sequiturs]
- Maynard G. Krebs: Just tryin' to hold up my end of the conversation.
- [repeated line, usually by Maynard, sometimes by others as well]
- Maynard G. Krebs: Oh, for joy, for joy!