More from Ayn Rand
- The Virtue of Selfishness (1964)
The ladder of success is best climbed by stepping on the rungs of opportunity.

The spread of evil is the symptom of a vacuum. Whenever evil wins, it is only by default: by the moral failure of those who evade the fact that there can be no compromise on basic principles.
Capitalism: The Unknown Ideal (1966)
Quote and source from Wikiquote, CC BY-SA 4.0
The ladder of success is best climbed by stepping on the rungs of opportunity.