Well, I hope your friend will listen to you eventually so that we can all meet him and really he has nothing to lose, but meet a bunch of amazing people, become a better blogger or writer or share his talents or wisdom or ideas and one day even replace his work income.

Jealousy is terrible and it will definitely destroy your success and life. The thing is we all have our own race to run and if we see someone successful we should be happy for them and just think, if it happened for them, it can surely happen for me.