" Well, there are also prescribed methods for entering a room. Must you always be stealthy like the ninja?'
Like the ninja,' he repeated, smirking. “I’m that good, huh?’
Come to think of it, you never announce yourself. Just, poof, and "Oh, look, William’s here."'- Lily and William, Seers of Light "

― Jennifer DeLucy , Seers of Light (Light, #1)