[Video]
[ Because...it's House and because this is more than interesting, he's entertaining Sherlock's rambles and insults and general testiness. In fact, it's taking him back to the idea that this man is a shoddy facsimile of himself and if he's going to entertain anyone's ideas, it'll be his own.
House is being told that he's left his, what? Planet? Dimension? Universe? The world he knows, that could still apply to the world of the waking, where Chase is probably trying to revive him and avoid blame for his death and Wilson's busy pining over his girlfriend-in-stasis. ]
We'll assume you're completely, one-hundred-percent right. And we're all convicts on block 7 because HAL Jr. decided arbitrarily we're very bad kids and needed punishment.
[ Looking around him! ]
Kind of cushy punishment, if you ask me -- or is the idea here to herd the bad kids from the good ones? ...I'm assuming you've done tests of your own.