This is a quote from the book "The ​Virtue Of Selfishness" by Ayn Rand the mercy of his undirected sensory-perceptual mechanism and of any random, associational connections it might happen to make.

When man unfocuses his mind, he may be said to be
conscious in a subhuman sense of the word, since he experiences sensations and perceptions. But in the sense of the word applicable to man — in the sense of a consciousness which is aware of r eality and able to deal with it, a con- sciousness able to direct the actions and provide for the survival of a human being — an unfocused mind is not conscious.

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