Gossiping is poisonous and a waste of good energy. Avoid people who do it.
“Who gossips to you will gossip of you.”
— Turkish Proverb
How to say no to gossiping:
Spend more time with positive people.
Spend more time with productive people.
Detect it and make it clear to others you don’t want any part in it.
Reroute the discussion to something more positive and productive.