This is a quote from the book "The ​Virtue Of Selfishness" by Ayn Rand
...ic sense of control over existence — his sense of efficacy — which is the necessary foundation of the ability to enjoy any other value. The man whose life lacks direction or purpose, the man who has no creative goal, necessarily feels helpless and out of control; the man who feels helpless and out of control, feels inadequate to and unfit for existence; and the man who feels unfit for existence is incapable of enjoying it.

One of the hallmarks of a man of self-esteem, who regards the universe as open to his effort, is the profound pleasure he experiences in ...
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