Will mentions that in 50 years, one will start thinking for themselves and come up with the fact that there are two certainties in life:
This video clip from "Good Will Hunting" features a scene where Will Hunting is confronted by a graduate student who attempts to impress a girl by quoting from a historical text, only to be challenged by Will's sharp wit and intelligence. The interaction highlights Will's ability to deconstruct and critique the student's shallow display of knowledge, ultimately revealing Will's own profound intellect and challenging the value of a formal, expensive education.