Always listen to your instinct. Your gut never lies even when everything looks perfect.

Narcsasitis are experts at playing people and telling them exactly what they want to hear, in the beginning. Once they are a trusted member of a group, then they start "gaslighting and playing people off each other.

There is no reason to challenge them, there is no reason to convince anyone else of the truth,.

Your best to sit back and pay attention to what everyone is saying. A narcissist always plays their hand. Their vanity is their weakness. Your strength is compassion and kindness.
Be there for the group and use what you learn to protect those you can trust.

Too often people are only waiting to talk. Few people know how to listen.
When you listen, you learn so much about others, When you wait to talk, you miss everything.

So few people feel heard, when someone listens to them, they finally feel like someone understands.
You don't need to understand them, you don't need to agree, you only need to listen with both ears and your heart.
Debate and arguments are for winning, just listening is for knowledge.
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https://www.youtube.com/watch?v=c_2-SwDp8Tc