Babylon 5, Season 5: The Wheel of Fire

[Londo Mollari and G'Kar are discussing the inexplicable rise in Centauri military spending.]

G'Kar:
Well, with everyone now on the same side, perhaps you're planning to invade yourselves for a change. I find the idea curiously appealing. Once you've finished killing each other, we can plow under all the buildings and plant rows of flowers that spell out the words "too annoying to live" in letters big enough to be seen from space.