You don’t trust a lot of your instincts from when you were a kid (e.g. That you can fly, one day you ‘want to be a real T-Rex’, or that you actually get 3 lives IN REAL LIFE, like in Mario Bros*), so when something sets you off or upsets you, why trust those instincts (when they were probably formed around the same time)?
* That last one, my brother told me that one. When I found out it wasn’t true (when I was about 6), I cried. When someone pisses you off, says something that just gets to you (and cuts deep), someone does something that immediately makes you uncomfortable, or something happens …