That just means they are introverted or anxious.

Attention to details. They often notice things that others don't.

That’s completely false. Intelligent people are in fact very good talkers. But they need people at their own level to let it out, otherwise is just like: “oh that’s interesting, tell me more”

I came to say they observe and are silent.. 🤫 🙌🏽

No I’m just introverted and awkward.