Oh, it's that time in the twisty tree, remember? The hockey team showed up and Mom and Dad were there cheering. Look at her, having fun and laughing. It's my favorite.

This is Disgust. She basically keeps Riley from being poisoned, physically and socially.

That's Anger. He... cares very deeply about things being fair.
Do you look at someone and wonder: what is going on inside their head? Well, I know. I know Riley's head.