A wicked tongue noun phrase
The tendency to speak in an abusive, vulgar or nasty manner
She has such a wicked tongue that her husband can not bear her.
Rosa has a wicked tongue, so people don't want to talk with her.
To talk the main part at once, or avoid talking about what is not important
To say something without thinking
Said when one is looking back on something enjoyable or worthwhile in the moment that it was happening even though it was impermanent
The party came to an end, but it was fun while it lasted.