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.
(..) like this little... Little, you know, fluffy animals and some games, 'cause I know you kids like to play games. And then, you know, candles and, you know, little figurines like these angels, I thought were so pretty. All the figurines have little... Very sweet. And, you know, some of these little things. There you go! It's nice, with the candles and everything, right? And there's one rule. No adults allowed! Okay? That's a cute hat. (..)2009 The Lovely Bones