Read "The Man Who Was Six" by Floyd L. Wallace online for free on Textopian. Full text with search, annotations, highlights, and AI-powered reading aids.
There is nothing at all like having a sound mind in a sound body, but Dan Merrol had too much of one -- and also too much of the other!
"Sorry, darling," said Erica. She yawned, added, "I've tried -- but I just can't believe you're my husband."