This is a quote from the book "The ​Virtue Of Selfishness" by Ayn Rand
... sets the wrong programming, he will not be able to escape the fact that the most self-destructive desires will have, for him, the emotional intensity and urgency of lifesaving actions. He has, of course, the power to change the programming — but only by changing his values.

A man’s basic values reflect his conscious or subconscious view of himself and of existence. T
hey are the expression of (a) the degree and nature of his self-esteem or lack of it, and (b) the extent to which he regards the universe as open to his understanding and action or closed — i....
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