Hahahaha. Alright, that was a weird example. Try this : If you can't sit through a boring meeting at work and pretend to be interested, you didn't get enough sleep.
Its hard to know if it actually true or not. For example, Da Vinci never wrote his sleep schedule down and he wrote a lot of things down. So he probably slept normally. Yet people call Polyphasic sleep pattern the Da Vinci sleep pattern. I remember reading a article a few years ago with CEO reported sleep time, the average…