Much of the world is geared for right-handers, who make up 85-90% of human population. Many tools—table saws, scissors, manual can openers, for example—are nearly impossible for left handers to use properly. Don’t believe me? All you right-handers out there: pick up a pair of scissors with your left hand and try to make them work. Just try it. The words “right and left” also have interesting linguistic implications. In Latin, the word “sinistra,”from which we get “sinister,” originally meant... Read more