Beethoven’s hearing loss didn’t stop him from composing music, though. He continued to write music well into the later years of his life. In fact, he wrote many of his most famous pieces while partially or totally deaf. It’s likely that Beethoven never heard a single note of his magnum opus, Symphony No. 9 in D Minor, played. More @Wikipedia
Hover over any link to get a description of the article. Please note that search keywords are sometimes hidden within the full article and don't appear in the description or title.