178 years ago today, February 11, 1847 (December 26, 1846, the lunar calendar) was the birthday of American inventor Edison. Thomas Edison (1847.2.11~1931.10.18) On February 11, 1847, Thomas Edison was born. Edison is a famous inventor in the United States and one of the famous geniuses in the history of technology. He owns 1093 invention patents such as incandescent lamps, phonograph, carbon microphone, movie projector, and camera. He also founded the world's first industrial research laboratory. During World War I, he served as chairman of the U.S. Naval Advisory Board, directing research on torpedoes and anti-submarine equipment. Until the age of 80, he was still studying extracting rubber from grass plants. Edison lived 84 years old and invented as many as 1100 things in his life. He was known as the "Napoleon" of the scientific community. He once explained the reasons for his success: "Some people think that I can achieve success in many things because I have some 'genius'. This is not true. No matter who has a clear mind, if he studies hard, he can achieve as much as me. "His famous saying is: " Genius is 1% inspiration and 99% sweat." Edison's invention of the phonograph brought joy to several families. 16-year-old Mary Stilwell, who later became Edison's first wife. In his youth, Edison and his second wife, Mayina, were in front of the monument. Edison and his son drove the automatic car they designed. The inventor also dozed off. Edison was in front of his own phonograph, Edison and his son Charles were working together in the laboratory. The affection for the Edison couple was beyond words