This is a quote from the book "The ​Virtue Of Selfishness" by Ayn Rand
...hat is true or false, cannot know automatically what is right or wrong, what is good for him or evil. Yet he needs that knowledge in order to live. He is not exempt from the laws of reality, he is a specific organism of a specific nature that requires specific actions to sustain his life. He cannot achieve his survival by arbitrary means nor by random motions nor by blind urges nor by chance nor by whim. That which his survival requires is set by his nature and is not open to his choice. What is open to his choice is only whether he will discover it or not, whether he will ch...
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