Measuring and scaling. Sight the end of the brush on one point of the subject (eg top of the head) and put your thumb on another (eg nose) and you can transfer that to the canvas.
Socks capture the sweat, oils, dead skin, bacteria and anything else your feet shed so they can be washed away instead of building up inside your shoes.
We don’t need more hours in a day, we need less. 12 hour days, 14 days in a week. You work 8 hours a day for 5 days, then have a 9 day weekend.