This is a quote from the book "The ​Virtue Of Selfishness" by Ayn Rand
...ess of thought — as precise and scrupulous a process of thought, directed by as ruthlessly strict an application of logic, as one’s fullest capacity permits. It means one’s acceptance of t he responsibility of forming one’s own judgments and of living by the work of one’s own mind (which is the virtue of Independence). It means that one must never sacrifice one’s convictions to the opinions or wishes of others (which is the virtue of Integrity) — that one must never attempt to fake reality in any manner (which is the virtue of Honesty) — that one must never see...
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