Board Thread:Lore Discussion/@comment-24098614-20150903093108/@comment-26893431-20170622134331

Bilitis wrote: Exactly. It's a faction doing its own thing, like every joinable faction in Skyrim. Also I don't remember them having rules to help the weak or at least a line showing they do care even a little. As for the existing members, we already talked about Delphine being manipulative and Esbern following her in every actions. The Blades' oath binds them to the Dragonborn: as the Mortal representation of the Dragon Blood.

The Blades do not even follow their own rules.