I feel something similar to this when entering another person's home. None of the rules that I'm used to are present and it never fails to highlight the differences.

Aggression wasn't the survival mechanism in my case, but I can very much relate.

Expressions are no joke! I can safely say that I dedicate a lot of my time on pieces trying to get the vibe just right with them. Doubly so on portraiture.

Something similar to this is felt when going through old sketchbooks I think. It can be bittersweet.

Yes, this is in fact how I chose to end my social media hibernation. It's been a while.

Thanks for the warning! Some of my tweets had been restored ~_~

I haven't dealt with this myself, but if I were in your shoes I would analyse which qualities I'd want to avoid from my own art and seek alternative methods within the work of other artists (that you admire).