Look around you and look at history. You will see the achievements of man’s mind. You will see man’s unlimited potentiality for greatness, and the faculty that makes it possible. You will see that man is not a helpless monster by nature, but he becomes one when he discards that faculty: his mind. And if you ask me, what is greatness? I will answer, it is the capacity to live by the three fundamental values of John Galt: reason, purpose, self-esteem.