"Well, time to go play God."
"This is a bad experiment! We are bad people! Why did we usher forth the Green Apocalypse!?"
"Yeah! It's the surface! Party! Party! Damnit! It's the fun police!"
"If someone's grandma is cold and puts on a camo blanket, DEAD!"
"Damnit! My beard betrayed me!"
"Okay that's enough of that, I've got another twenty years and a lot of whiskey drinking to do before my voice sounds like that all the time."
"This is suspiciously convenient..."
"I'm not like those Jabba the Hutt bastards I see at Wal-Mart, scooting around on their motorized carts, I can walk!" (This one was particulary funny to me since I work at Wal-Mart and have the job that includes providing those people with the motorized carts.)
Finally, I have a quote that I thought was part of FM but apparently I was stringing a few together when I re-watched the series. I used it in World of Warcraft when I saw one of my buddies running a dungeon. I'd whisper them this.
"Yeah! Kick it's ass! Hit it! Hit it with a stick! No! You're doing it wrong!"