Dr. Lisa Cuddy: [to House and his team] If anyone should be able to handle a depressed patient... Dr. Chris Taub: He insisted he was no longer... Dr. Lisa Cuddy: Apparently he *lied*. [Looking at House] Dr. Lisa Cuddy: Didn't think I'd have to remind you of that remote possibility.
This quote occurs at 00:18:53-00:19:03 in the video.