I do believe (my opinion) that like humans, there are nasty inbred & ingrained genes that surface in animals from time to time. Horses are my business and I see it them too - just some nasty natured horrible specimens.
In humans we see children raised in decent families that are unexplainably...
We come to places like this to enjoy a break from life's mundane and even more serious things happening around us.
If we don't or can't let go of cr@p that's in the past then we'll struggle to move forward. Life is short and I like to move forward