Adam Smith’s idea of …show more content…
“Necessity is the mother of invention” is an old English proverb which does seem to be true. Someone in history made the wheel to be put on chariots pulled by horses. Somebody else discovered how to smelt iron and mold it into tools to help with farming, chopping wood, and cooking. Another person learned how to create the arch in building designs which was used to build an aqueduct during the Roman Empire to carry water into the dessert. Because he did not clean up his work station is a timely manner, Alexander Fleming discovered penicillin, which has helped people fight bacterial infections. The creation of gadgets and devices by humanity continues as more are invented to make life simpler, or safer, or more comfortable. The motive behind these inventions and others is not always