A(导学号59430094)
All you will leave behind for the world to remember is your legacy (遗产)，but what legacy will you leave?
I had a philosophy (哲学) professor，whose untidy appearance was highlighted (突出) by a __1__ sports coat and ill－fitting thick glasses，which often __2__ on the tip of his nose.Every now and then，as most philosophy professors do，he would go off on one of those hard－to－understand “what's the meaning of __3__” discussions.Many of those discussions went __4__，but there were a few that really hit home (切中要害)．This was one of them.
