This is a quote from the book "The Virtue Of Selfishness" by Ayn Rand
...ity — a pleasure of which the other three men can have no inkling, just as he has no inkling of the dim, murky state which they call “pleasure.”
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This same principle applies t
o all forms of enjoyment. Thus, in the realm of human relationships, a different form of pleasure is experienced, a different sort of motivation is involved, and a different kind of character is
revealed, by the man who seeks for enjoyment the company of human beings of intelligence, integrity and self-esteem, who share his exacting standards — and by the man who is able to enjoy him...