This is a quote from the book "The ​Virtue Of Selfishness" by Ayn Rand
...y of any pleasure depends on the mental processes that give rise to and attend it, and on the nature of the values involved. The pleasure of using one’s consciousness properly, and the “plea sure” of being unconscious, are not the same — just as the pleasure of achieving real values, of gaining an authentic sense of efficacy, and the “pleasure” of temporarily diminishing one ’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...
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