This is a quote from the book "The ​Virtue Of Selfishness" by Ayn Rand
...onse of one man to the virtues of another, the spiritual payment given in exchange for the personal, selfish pleasure which one man derives from the virtues of another man’s character. Only a brute or an altruist would claim that the appreciation of another person’s virtues is an act of selflessness, that as far as one’s own selfish interest and pleasure are concerned, it makes n o difference whether one deals with a genius or a fool, whether one meets a hero or a thug, whether one marries an ideal woman or a slut. In spiritual issues, a trader is a man who does not seek...
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