Sleep. I've pulled tons of all nighters…but I only do it if I honestly don't want/need sleep. I get far, far more done in 10 hours than I would in 20. Don't le

Sleep. I've pulled tons of all nighters…but I only do it if I honestly don't want/need sleep. I get far, far more done in 10 hours than I would in 20. Don't lengthen your working hours, optimize them.