The movie in a nutshell
Captain: "I present to you, our new ship! It's unsinkable!"
Crewman: "Hey, what's that up ahead?"
Crewman 2: "It's white, big and cold, so it must be an..."
Captain: "Nonsense! We're only ten miles from the coast of Greenland, there's no icebergs here!"
Crewman: "Captain, the iceberg's made a hole in our bottom."
Captain: "No it didn-- Oh, you mean the ship."
Some time later, on deck:
Captain: "Women and children, we're doing a little, um, "emergency exercise". Don't pack in too tightly, there's plenty of lifeboats to go around! We're not the Titanic, you know!"
Crewman: Sir, we forgot to install the port side lifeboats when we left dock."
Captain: "Piss."
It is the mark of an educated mind to be able to entertain a thought without accepting it.