I find that, for boring tasks or everyday work, this is true. I cannot use "turbo mode" for too long. But if there is something really challenging in which I p

I find that, for boring tasks or everyday work, this is true. I cannot use "turbo mode" for too long. But if there is something really challenging in which I plunged in, and at the same time I am getting results, it will break the rule. I think much of what written here makes sense: https://en.wikipedia.org/wiki/Flow_(psychology)#Conditions_for_flow https://en.wikipedia.org/wiki/Flow_(psychology)#Conditions_f... Also, if you really want to be productive, it's not about sleep, but about having very defined and organized tasks, so you limit the number of open decisions you have to take in a day.