Jon got up and walked to the mirror.
"I wish... I wish...."
He took a breath to calm himself, and looked himself dead in the eye. He knew that he would want to see what happened next.
"I wish that for the next 30 days, my following wish would affect me, and then I would return to this moment in time, and this body."
There. Plenty of safeguard. He took one last breath in this life, and prepared to try out a new one.
"I wish that I was a..."