So then Hitler was a theory just until he started making it reality. The difference between a theoretical and a real madman is measured in number of casualties we can tolerate provided it's nobody we know.
Yes, since high school it's been always like that for me. I get lost after first few words and have been asking other listeners to clarify for me. I found reading much more useful than listening. But even reading can be challenging when I read thru 3-4 pages absolutely not registering one idea because my mind was somewhere else.