" How many Lojbanists does it take to change a broken
light-bulb?” goes the old Lojban joke. “Two: one to decide
what to change it into and one to decide what kind of bulb
emits broken light. "

― Arika Okrent , In the Land of Invented Languages: Esperanto Rock Stars, Klingon Poets, Loglan Lovers, and the Mad Dreamers Who Tried to Build a Perfect Language