Dear, you might want to ask alkhrizom, the inventor of algebra, a few questions. Algebra simplified mathematical calculations. Algebra is one of my favorite subjects. Then you talk about medical science and the inventor of electricity. Science has made the greatest contribution to medicine in our age. Medical science has given relief to people when the world is suffering from Corona epidemic. Science has modernized man since the beginning of time. Your science writing is very nice. Good luck to you.