How submerged does a reference have to be before it drowns?

“Quantas vezes contamos a história da nossa vida? Quantas vezes adaptamos, embel…”

“What is history? Any thoughts, Webster?''History is the lies of the victors,' I…”

“He always thought that Touie's long illness would somehow prepare him for her d…”

“But cockteasing is also a metaphor: she is someone who will manipulate your inn…”