A student who silenced a professor at Seoul National University

(1)PD Notebook’s Black Hole
(2)If you work hard at engineering school, there is an infinite possibilityWhen I said that
(3)a medical black hole
(4)He was hesitating
(5)Professor, I’m sorry to say this
(6)If you go to medical school, you’ll get hundreds of millions if you come in lastThey talked about my annual salary
(7)To be honest, I don’t know what to answer
(8)There was a time when I didn’t know