This is a quote from the book "The Virtue Of Selfishness" by Ayn Rand
... — explicitly or implicitly — on their rationality, that is: on their ability to recognize the objective value of his work. (A trade based on any other premise is a con game or a fraud.) Thu
s, when a rational man pursues a goal in a free society, he does not place himself at the mercy of whims, the favors or the prejudices of others; he depends on nothing but his own effort: direct
ly, by doing objectively valuable work — indirectly, through the objective evaluation of his work by others.
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It is in this sense that a rational man never holds a desire or pursu...