https://chrome.google.com/webstore/detail/recipe-filter/ahlc...
"Twain first tried dictating into Thomas Edison's new recording machine but didn't like it -- he was a man who strutted stages all over the world, delivering extemporaneous spiels. Twain needed a live audience to speak to, not a bloodless machine. He eventually found that audience in stenographer Josephine Hobby and author Albert Bigelow Paine, his first biographer. Paine says Twain often dictated from his bed, clad in a handsome silk dressing gown of rich Persian pattern, propped against great snowy pillows. He also got up, paced the floor and waved his arms as he poured out nearly 2,000 pages of typescript over three years."
https://www.npr.org/2010/12/01/131703237/on-publishing-mark-...
I try to follow this advice for important emails, and it helps a lot.
It is essential for writing YouTube comments - https://xkcd.com/481/.