Yeah, a few times I have learned/realized in an instant that something in my life wasn't at all the way I thought it was. One example was when I realized that it wasn't okay that my alcoholic parent used to routinely drive drunk with me in the car. Other adults (including my other parent) knew it was happening and didn't stop it, so I figured it was fine, even though my gut told me otherwise as a kid. I was trying to explain to my T one day that I know it's appalling to drive drunk, much more so with child(ren) in the car, but that it was fine when it happened to me. Then I saw her reaction to my explanation, and I was like, "Oh..."