Mine is "If you ever fall for a woman, make sure she's got balls"--Buck, Halo 3 ODST.
[Edited on 02.17.2011 11:06 AM PST]
-
John: This is Spartan 117. Can anyone hear me? Lord Hood: Isolate that signal. Master Chief, you mind telling me what you're doing on that ship? John: Sir, finishing this fight.