Never retire? Where do you think your first job came from?
You seem to assume there is a fixed number of jobs that never changes. Do you really think there were billions of jobs billions of years ago? Or maybe you think there will only be billions of jobs billions of years from now.
Restless legs are a symptom of the very real neurological disease that causes restless legs
Wiki: RLS is considered idiopathic or with no known cause
"We learn from history that we learn nothing from history." -- George Bernard Shaw