tea addict — curiosity kills the boredom 
For the last two months I've been sleeping for 4 hours a night, thinking about Matthew Walker's "Why We Sleep". 130 hours of writing and research and 6000 words later:https://guzey.com/books/why-we-sleep/ …
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After reading this book, actually I dont change anything because 7-8 hours is my regular sleep hours. But now looking from the perspective of people who usually need much less than that, 8 hours might be such a burden