“The evidence is all around us. For instance, do you know what happens if you type the words “why am I” into Google? Before you can type the next word, Google’s autocomplete function—based on the most common searches—helpfully offers to finish your thought. The first suggestion: “why am I so tired?” The global zeitgeist perfectly captured in five words. The existential cry of the modern age. And”
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Arianna Huffington,
The Sleep Revolution: Transforming Your Life, One Night at a Time