Star Wars: There are forces in the universe which are all-powerful and unknowable, and you should be careful lest they corrupt you.
Star Trek: There are forces in the universe which are all-powerful and unknowable, and they like to dick with humanity for their own amusement.
Doctor Who: There are forces in the universe which are all-powerful and unknowable, and one of them is the main character. He likes jelly babies.

[via charamei]