The car is so old that replacing the engine is 'not worth the candle'. [=the effort isn't worth the cost]
The new movie doesn't 'hold a candle to' [=it is not as good as] the original version.
We came to the memorial to 'burn' [='light'] a candle for the victims of the accident.
(..) No. Can I say I ruined you for white men? Also no. Okay, just the candle thing. Yeah. Cool. All right... friend. Hmm. I'll see you around. (..)2011 TvShow: The Big Bang Theory Title: The Skank Reflex Analysis Season: 5 Episode 1
(..) Oh, good. Um, can I tell people that our love burned too bright and too quickly? Kind of a "Candle in the Wind" deal? Sure. Cool. Can I say it fell apart because you were all, "I (..)2011 TvShow: The Big Bang Theory Title: The Skank Reflex Analysis Season: 5 Episode 1