This is a quote from the book "The Virtue Of Selfishness" by Ayn Rand
...’s sense of fear and helplessness, are not the same. The man of self-esteem experiences the pure, unadulterated enjoyment of using his faculties properly and of achieving actual values in real
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...