George R.R. Martin

"Why should I wish him dead?" Littlefinger shrugged. "I had no motive. Besides, I am a thousand leagues away in the Vale. Always keep your foes confused. If they are never certain who you are or what you wnat, they cannot know what you are like to do next. Sometimes the best way to baffle them is to make moves that have no purpose, or even seem to work against you. Remember that, Sansa, when you come to play the game."
"What... what game?"
"The only game. The game of thrones."