Listening to people who say “sleep is for the weak” and “stop trying to understand things, just learn by doing.”, “stop trying to understand the universe”, and

Listening to people who say “sleep is for the weak” and “stop trying to understand things, just learn by doing.”, “stop trying to understand the universe”, and “just do the obvious thing.” Different people are different. Personally, I find I am 5% as productive if I am working while utterly confused and running on 4 hours of sleep. It sucks to look back on my effort and see I made as much progress as Luigi Cadorna did on this 10th time trying to cross the Isonzo river.