Newton's three laws of motion can be used as an interesting analogy for increasing your productivity and getting stuff done.
https://jamesclear.com/physics-productivity
* The Principia: Mathematical Principles of Natural Philosophy * procrastination * get started * 1 * 2 * 2-Minute Rule * 3 * Motivation * average speed * focus * positivity * motivation * stress * lack of sleep * too many tasks at once * Simplify your life * learn how to say no * change your environment * 5