DoW Imperial Guard Sanctioned Psyker - "I already know what you want"

#75 Battlefield 2, USA Announcer - "We're losing this battle! Start fighting or I'll find someone else who can!"

#76 Starfox, Peppy Hare - "Do a barrel roll!"

Beat me to it.

#77 C&C: Red Alert (PS1), Tanya Adams- "Shake it, baby!"

#78 C&C Commando - "Keep 'em coming!"

Commandos always get the best phrases.

#79 Baldur's Gate II, Minsc - "Come, we must press on against the tide of naughtiness. Mind your step."

Garett, Thief - "Well since im here i might as well pick up something for myself"...

(not so much a quote as a dialogue)

From thief 2, in a bar room in a mansion

Benny The Guard (staggering around pished): "I cant believe some taffer went and spilled mead all over that rug!"

Barmaid: "Benny, YOU spilled mead on the rug"

Benny: "BUT YOU DONT UNDERSTAND!! These taffers have no respect for such....BEAUTIFUL THINGS!!!

Barmaid: "Whatever Benny, Arnt you supposed to be on duty?"

Benny: "So, What if i am? Besides, i guard better when im drunk. IT MAKES ME FEARLESS!!!...If i see a bad guy, i just point my sword at him, and saaaay:

"HEY BAD GUY, YOUR NOT SPOSED TO BE HERE!!! GO HOME OR I'LL STICK YOU WITH MY SWORD UNTIL YOU SAY:.......OUCH IM DEAD, MUAHAHAHAHHAHAHAH". See? Aint no one gonna be messin with ol' benny!!!"

Counts as 1. =)