Tony: You know what Maria and me are gonna do out in the country? We're gonna have kids, lots of 'em, and name them all after you-even the girls. That way when you come and visit...
Doc: [slaps him] Wake up! Is this the only way to get to you? Fight like all you kids do?

[George has discovered his brother Harry's tombstone]
Clarence: [explaining] Your brother, Harry Bailey, broke through the ice and was drowned at the age of nine.
George Bailey: That's a lie! Harry Bailey went to war! He got the Congressional Medal of Honor! He saved the lives of every man on that transport!
Clarence: Every man on that transport died! Harry wasn't there to save them, because you weren't there to save Harry.