The Shakespeare Code apparent ontological paradox by inspiring Shakespeare to borrow phrases that the Doctor quotes from his plays. Examples of this include the Doctor telling Shakespeare that "all the world's a stage" (from "As You Like It") and "the play's the thing" (from "Hamlet"), as well as the name Sycorax from "The Tempest". However, when Shakespeare himself coins the phrase "To be, or not to be", the Doctor suggests he write it down, but Shakespeare considers it "too pretentious". In a different version of the joke, the Doctor exclaims "Once more unto the breach", and Shakespeare initially likes the phrase, before realising
Lance Sweets so different after all. They are shown near the end of the episode kissing. Later on in the season it is revealed that Sweets is planning on proposing to Daisy again. Daisy's nickname for Lance is her "Sweet Lancelot", a reference to his name, Lance Sweets, and to the romantic character, Lancelot, of Arthurian myth. Sweets also sometimes refers to Daisy as "Miss Daisy", also using the phrase "What are you driving at, Miss Daisy?" in reference to the film, "Driving Miss Daisy". In the Season 8 episode "The Gunk in the Garage", Sweets turns down a fellow FBI agent,