There is a solution to any problem, and nothing is unimaginable. -Edison's famous saying. Thomas Alvaedison (1February 8471day-193 1 year1October 18), born in Milan, Ohio, USA, is a world-famous inventor and inventor. 1855, after only three months in school, the teacher kicked him out of school in the name of "imbecile". 1857, I did experiments in the cellar at home according to the textbook. From 1864 to 1867, I worked as a telegraph operator in the United States and lived a wandering life. At the end of 1868, the first patented voting counter device was invented. 1877, the telephone invented by alexander bell was improved. On May 20th 189 1, the movable film projector technology was demonstrated in the laboratory and publicly displayed. Known as the "king of world inventions", he was awarded the title of "Menlo Park's Wizards" by the media. 193 1 year1October 18 died peacefully in his sleep at 3: 24 am, at the age of 84.