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.

Thinking men cannot be ruled; ambitious men do not stagnate.

An idea is a light turned on in a man's soul. Comic-strip artists are in the habit of representing it by means of a light bulb flashing on, above the head of a character who has suddenly grasped an idea. In simple, primitive terms, this is an appropriate symbol.

Now take a human body. Why wouldn't you like to see a human body with a curling tail with a crest of ostrich feathers at the end? And with ears shaped like acanthus leaves? It would be ornamental, you know, instead of the stark, bare ugliness we have now. Well, why don't you like the idea? Because it would be useless and pointless. Because the beauty of the human body is that is hasn't a single muscle which doesn't serve its purpose; that there's not a line wasted; that every detail of it fits one idea, the idea of a man and the life of a man.

There are no little people in America. There are only people, equal before the law, yearning to breathe free and wanting to achieve the best within them.

He never felt lonliness except when he was happy.

My greatest personal mistake is ever to allow a word or moment that “doesn’t count,” i.e., that I do not refer to my own basic principles. Every word, every action, every moment counts. (This is the pattern on which everybody makes mistakes [or] becomes irrational — not relating their one action or one conviction to another.