Rule of Three/Haiku

First, you do a thing; Do it once again; and then Third time (with a twist). "-- User:Eddurd"

The number of lines In a regular haiku Coincidence, eh? "-- User:Happy Fork"

Repetition is A handy memory aid. Three times is enough. "-- User:The Hero Hartmut"

Rule of three exists Universally because Three is magical. "-- User:Dinru"

One for the money Two for the show; three to get Ready, here we go. "-- Tiscooler"