Yes, but the irrationality is a property, not a cause, so "be more rational" is a terrible approach to dealing with anxiety because, on par with "just don't be

Yes, but the irrationality is a property, not a cause, so "be more rational" is a terrible approach to dealing with anxiety because, on par with "just don't be depressed". Anxiety is a relatively easy to address problem, and Cognitive Behavioural Therapy (CBT) works pretty well. It's also amenable to short-term talk therapy, usually.