Dr Sauce said:
"The enemy has been destroyed, sir. So have the forest, the city, your palace, your dog..."
Glad nobody got this yet! It's the flavour text from Urza's Rage, a kickass card from Magic: the Gathering (and the only non-VIDEO game that I noticed from the list.
Clubbaseal said:
Gladiator: "If I die, I die."
Announcer: "A convenient philosophy for a gladiator. I approve."
Pretty sure that's from Dark Sun: Shattered Lands.
Xiao30 said:
"I'll just float over here and sulk then."
Morte from Planescape: Torment. Such a good game.
imperialreign said:
"Tombs with piped in music. How classy."
Mmmm, Thief! I forget which one, but hella good series!
Singularly Datarific said:
"...okay, DON'T frogblast the vent core."
Oh man, oh man, Oni! Referencing the Marathon games. God, I miss oldschool Bungie.
OmniscientOstrich said:
"What the bloody, bloody, bloody hell are you doing here!"
Loxley, Fallout 1.
Singularly Datarific said:
When my ship still answered to the Pfhor,
they called it Sfiera after their goddess
of lightning and passion. When you helped
us take control on Tau Ceti, the S'pht
rechristened it Narhl'Lar, "Freedom and
Vengeance".
I call it Boomer
My final one, Marathon. Quote is by "Bob" on a terminal, but it's probably Durandal tho'. Or Tycho.

And the game was probably the second one, Marathon: Durandal, but it's been a LONG time, so I can't remember. Maybe Infinity.
Suppose I need to leave a quote now. Seeing as how I registered for the site solely for this thread, it seems appropriate.
"Humph...You're going down with the ship, boy. My father designed this battleship. Think of it as a nice roomy coffin. I'm sure it'll keep you warm on your way to hell! Ha ha ha...Ha ha ha ha ha!"
Good luck with that one. Great game (kinda poor voice acting), but nobody's played it.
"Pirates are fighting ninjas, I repeat PIRATES ARE FIGHTING NINJAS!!!!"
This one many has played, although this is sort of a random NPC tossaway line.
And my final one, following an example, this is from a game, but not a VIDEO game.
"For the first time in his life, Grakk felt a little warm and fuzzy inside."
There, get THOSE my fellow über-geeks!
