
This embarrassment to the Citadel?
Game of Thrones Season 5, Episode 2

The Citadel isn't Castle Black.
Game of Thrones Season 6, Episode 3

is not being immediately
expelled from the Citadel.
Game of Thrones Season 7, Episode 3

And if you tell every maester
in the Citadel
Game of Thrones Season 7, Episode 5

You know at the Citadel
they'll make you swear off women, too.
Game of Thrones Season 5, Episode 10