As seen in a signature on a Star Wars: The Old Republic games forum:
[Luke:] I can’t believe it.
[Yoda:] That is why you fail.
[Ayn Rand:] Success does not come from believing in a steaming pile of mystic gibberish, you stupid little green man [ignites her lightsabre and advances threateningly]
- Act IV, The Fountainhead Strikes Back