it causes anxiety. >> mark: yeah, but it doesn't. >> they don't want students to haveve anxiety. >> mark: and why does clapping cause anxiety? >> clapping has nothing to do with netiquette, they say students might be upset with the loud sounds -- maybe migraines. >> mark: if i gave a speech and people were clapping, i would say, i am in a 19th century minstrel show, i'm traumatized by the racism! >> it seems so odd but in ten years when everyone is doing this, it will be normal. >> mark: yeah. help me out. >> don't yell at me. [laughter] >> mark: okay. i think that makes sense. victor davis hanson is ceo at the hoover institution. he joins us. i won't insult you with my jazz hands. i won't traumatize you with my jazz hands, victor. we all know, don't we, that people aren't really traumatized by jazz hands, are they?