honestly, if u know how difficult and how long it took some people to recover their peace of mind and happiness, you'll understand why they shut all doors at any slight discovery of toxicity, and also why they can be so picky about who they allow into their lives.
You ever had sympathy for someone then spent enough time around them to really see why they go through the shit they go through and have to reevaluate their sides of stories they told you about how people did them