"Don't make me laugh! What did you build? A space cannon? I've never heard of that thing before!"
"You're going to be vaporized with your space cannon!"
"Go to your shelter? Dude, you know nothing! Neige is the ultimate shelter!"
"Have you gone insane? Why are you building a shelter 1km underground? Do you think that depth will keep you safe? Do you know what's going to happen? Earthquakes! You're going to be buried alive!"
"My country is building an ark, and the seats are limited! Do you want to come?"
"That's hilarious. An underground shelter? The ground will cave in on you! A metal ark is the ultimate solution!"
"A metal ark can sustain fire and water. It will keep everyone safe from the falling rocks as well. Moonians are so dumb."
...