This is a quote from the book "The Virtue Of Selfishness" by Ayn Rand
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(d) Effort. Since a rational man knows that man must achieve his goals by his own effort, he knows that neither wealth nor jobs nor any human values exist in a given, limited
, static quantity, waiting to be divided. He knows that all benefits have to be produced, that the gain of one man does not represent the loss of another, that a man’s achievement is not earne
d at the expense of those who have not achieved it.
Therefore, he never imagines that he has any sort of unearned, unilateral claim on any human being — and he never leaves his i...