When talking to you, the extrovert mathematician looks at *your* shoes.
Because he wanted to look mptnt
Well they'd look silly with long hair !
They always talk about how they're from New York.
Ha, you really think rocks can talk
Count the stripes on his track pants.
I'm bad under pressure!! It's the lamest car joke in the world.
Shoes wisely
He looks at your shoes when he talks to you.
They are looking at your shoes, rather than their own.
An extrovert mathematician will be looking at the other guy's shoes.