"Once is bad luck. Twice is a bad habit."
—Mrs. Bridges, Upstairs Downstairs
I feel like we've been here before, have we been here before? Oh my God this is happening again!"
— Freeza after Vegeta claims, again, to be a Super Saiyan, Dragon Ball Z Abridged
"The definition of insanity is doing the same thing over and over again, and expecting different results."
Every X-Men story is the same.