Go for it Docdibley and enjoy the ride !
Life is definitely too short to ask oneself so many questions and not leaving the moment...
I am going to turn 40 and I am about to start the ATPL theory course. Have already FAA CPL but it is kind of useless here in Europe.
You probably have to get the ATPL exams too and then IR + CPL.
I think the most important thing is to take care of making connections, networking is a huge factor in this business.