His Last Vow Quotes

“Mycroft Holmes: ...a necessary evil, not a dragon for you to slay.
Sherlock Holmes: A dragon slayer? Is that what you think of me?
Mycroft: No... It's what you think of yourself.
Mrs. Holmes/Mum: Are you two smoking?
Mycroft: No-
Sherlock: It was Mycroft!
(They hide their lighted cigarettes behind their backs.) -Sherlock, "His Last Vow", season/series 3”
― Steven Moffat