Cave Johnson: As founder and CEO of Aperture Science, I thank you for your participation and hope we can count on you for another round of tests. We're not going to release this stuff into the wild until it's good and damn ready, so as long as you keep yourself in top physical form, there will always be a limo waiting for you. Say goodbye, Caroline.
Caroline: Goodbye, Caroline!
Cave Johnson: She is a gem.

Michael: Surviving is winning, Franklin, everything else is bullshit. Fairy tales spun by people too afraid to look life in the eye. Whatever it takes, kid: survive.
Franklin: Damn straight.

Redwood Cigarettes: great for when you're resting in the hospital, playing tennis, or jogging.

If planting bombs net enough, what can you do? You become bomb.

The curse of much knowledge is often indecision.