My conscious visualizations started giving way to a stream of unconscious imagery, and I could see I was beginning to enter a dream state.

我的意识想象开始摒弃一系列无意识的意象，我感觉到自己正进入一种梦的状态。

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The brain's second reading pathway, the dorsal stream, is turned on when we have to pay conscious attention to a sentence.

WSJ: How E-Readers Change the Way We Read | Head Case by Jonah Lehrer