How can you explain these adages ?

Adages and catchphrases are often repeated in everyday situations, aren't they? When people are having casual conversations and these adages or sayings are used naturally, some people need to interrupt their conversations to think about their meanings and avoid misunderstandings. Take a look at the selected adages below the links.Which one have you listened a lot lately? Which one is the most difficult to paraphrase ? Do you remember any other proverb with the word "fire" in it ?

http://www.macmillandictionary.com/dictionary/british/adage

http://www.macmillandictionary.com/dictionary/british/paraphrase_1

 http://thehill.com/homenews/administration/340046-sanders-trump-will-fight-fire-with-fire