we can solve problems through trial and error
American businessman and inventor Thomas Alva Edison. He created several innovations in the production of electric power, mass communication, sound recording, and motion pictures. Thomas Alva Edison, one of history's most well-known and prolific innovators, made significant contributions to contemporary living by creating the phonograph, motion picture camera, incandescent light bulb, and telephone as well as enhancing the telegraph and telephony. The light bulb was created by Thomas Edison, who is best recognized for this invention. Edison, a brilliant inventor, made a thousand fruitless efforts to create the light bulb. How does it feel to fail 1,000 times, a reporter asked? I didn't fail 1,000 times, Edison said in response.
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