Lazy way: drugs and caffeine. Hard way: intense execercise, paleo diet, no sugar - balances insulin and hormomal levels to keep mental acuity sharp but you will

Lazy way: drugs and caffeine. Hard way: intense execercise, paleo diet, no sugar - balances insulin and hormomal levels to keep mental acuity sharp but you will still need at least 6-8 hours sleep to maintain a sharp mind during work hours.