Tesla was considered a genius by many, a lunatic by some, a product of extraterrestrial intervention by few and an unfathomable enigma by everyone. This man single-handedly brought about the technological revolution; he is the invisible genius behind radio, television, AC electricity – things we all take for granted and can’t live without. So next time you connect to Wi-Fi and start streaming your favorite TV show remember Nikola Tesla, the scientist who has changed the fate of the world.As a child, fighting for his life against the wicked illness of cholera, Tesla promised his parents that he would recover if they let him study engineering. And he kept his word – the miraculous recovery took place. It is due to his profound and firm beliefs and passionate enthusiasm that Tesla managed to do what appeared to be implausible at the time – electrify the world.