This is a quote from the book "The Virtue Of Selfishness" by Ayn Rand
...ntegrates the material provided by the senses, is man’s basic tool of survival. Commitment to reason is commitment to the maintenance of a full intellectual focus, to the constant expansion of
one’s understanding and knowledge, to the principle that one’s actions must be consistent with one’s convictions, that one must never attempt to fake reality or place any consideration ab
ove reality, that one must never permit oneself contradictions — that one must never attempt to subvert or sabotage the proper function of consciousness.
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The proper function of c...