All the houses believe themselves to be of some importance. Their names and sigils are their legacy. Depending on their acts, they might stand for valor or treachery. I leave it to you to decide just how important they should be in your eyes.

[He glances down at his own mockingbird with a grin.]

No one else wears a mockingbird on their chest, Your Grace. It is a sigil of my own making, not my house's.