The issue with this thinking is that from the outside looking in, every problem has a "solution". Actually achieving that solution isn't as easy as clicking your heels three times and making a wish.
As for the suggestion to escape to a totally different country, take it from someone who's done that three times already: it doesn't work. Life follows you everywhere. Never mind the huge economic burden it is to up sticks and go somewhere else.
For the laughing thing, I was known for my obnoxiously loud laugh prior to recent events - people have commented on how I don't laugh like I used to even - so no, laughter isn't the best medicine, I was still miserable even with a loud laugh.
There are legitimate forms of recovery, but this person has listed a grand total of zero. A+ for effort though, hope they feel like they've saved a life with that one.