In this state [local sleep], you believe you are alert and mentally competent--but you aren't. You are sitting at your desk and you look awake, but parts of your brain are asleep, and you are not able to think in a sustained way. #JohannHari

In this state [local sleep], you believe you are alert and mentally competent--but you aren't. You are sitting at your desk and you look awake, but parts of your brain are asleep, and you are not able to think in a sustained way. #JohannHari

— English Quotes (@english_quotes) Mar 2, 2023