This is a quote from the book "The ​Virtue Of Selfishness" by Ayn Rand
...o be conscious or not” is the choice of life or death.

Consciousness — for those living organisms which possess it — is the basic means of survival. For man, the basic means
of survival is reason. Man cannot survive, as animals do, by the guidance of mere percepts. A sensation of hunger will tell him that he needs food (if he has learned to identify it as “hunger� ��), but it will not tell him how to obtain his food and it will not tell him what food is good for him or poisonous. He cannot provide for his simplest physical needs without a process of thoug...
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