To demand 'sense' is the hallmark of nonsense. Nature does not make sense. Nothing makes sense.

Live and act within the limit of your knowledge and keep expanding it to the limit of your life. Redeem your mind from the hockshops of authority. Accept the fact that you are not omniscient, but playing a zombie will not give you omniscience-that your mind is fallible, but becoming mindless will not make you infallible-that an error made on your own is safer than ten truths accepted on faith, because the first leaves you the means to correct it, but the second destroys your capacity to distinguish truth from error.

He never felt lonliness except when he was happy.

Each man must live as an end in himself and follow his own rational self-interest.

Ferris: Are you going to be as impractical as that? Rearden: The evaluation of an action as practical, Dr. Ferris, depends on what it is that one wishes to practice. Ferris: Haven't you always placed your self-interest above all else? Rearden: That is what I am doing right now.

Capitalism has created the highest standard of living ever known on earth. The evidence is incontrovertible. The contrast between West and East Berlin is the latest demonstration, like a laboratory experiment for all to see. Yet those who are loudest in proclaiming their desire to eliminate poverty are loudest in denouncing capitalism. Man's well-being is not their goal.

If you tell an ugly woman that she is beautiful, you offer her the great homage of corrupting the concept of beauty.