Can't think of anything I want dead right now. I'm sure I'll think of somethin', though.

Your moves are miscalculated, and underestimating your enemies—your biggest mistake. You will find the will of a single man can be broken.

Cortana: So have you got a plan to get out?
Master Chief: I was gonna shoot my way out. Mix things up a little.

V, V, V... If you don't have a titanium skull lining, you are gonna have memory problems in no time.

Do you know the biggest lesson I learned from what you did? I discovered I have a sort of black box quick-save feature. In the event of a catastrophic failure, the last two minutes of my life are preserved for analysis. I was able - well, forced really - to relive you killing me. Again and again. Forever. You know, if you'd done that to somebody else, they might devote their existence to exacting REVENGE! Luckily, I'm a bigger person than that. I'm happy to put this all behind us and get back to work. After all, we've got a lot to do, and only sixty more years to do it. More or less. I don't have the actuarial tables in front of me.