Why is anxiety such an issue for someone with developmental disorders despite their achievements and knowledge of who they are?

Talking about feelings just triggers me right now. Why can't he realise that? Today is a terrible day, I'm not coping at all. The word obsessive triggered me, made me panic.
How do prayer or meditation contribute to mental clarity and emotional strength?
How did you usually react to pranks as a kid, and has your reaction changed now that you're older?
Why do some people feel better after therapy sessions, even if they were emotionally tough?