The meaning ascribed in popular usage to the word 'selfishness' is not merely wrong: it represents a devastating intellectual 'package-deal,' which is responsible, more than any other single factor, for the arrested moral development of mankind.

Do it first and feel about it afterwards.' - Dagny Taggart

every man is free to rise as far as he's able or willing, but the degree to which he thinks determines the degree to which he'll rise.

She thought how strange it would be if she ever said 'Hello' to him. One did not greet oneself each morning.

A leash is a rope with a noose at both ends.

Definitions are the guardians of rationality, the first line of defense against the chaos of mental disintegration.

[What for] was the first question he asked about any activity proposed to him - and nothing would make him act, if he found no valid answer. He flew through the days of his summer month like a rocket, but if one stopped him in mid-flight, he could always name the purpose of his every random moment. Two things were impossible to him: to stand still or to move aimlessly.