Why is thomas Edison intelligent?

Thomas Edison is considered intelligent due to his innovative thinking and ability to apply practical knowledge to solve complex problems. He held over a thousand patents, demonstrating his creativity and technical expertise, particularly in the fields of electricity and telecommunications. Edison's persistence and willingness to experiment, often learning from failures, allowed him to develop groundbreaking inventions like the phonograph and the electric light bulb, significantly impacting modern life. His approach to invention, emphasizing trial and error, showcased his unique blend of intellect and practicality.