My experience is direct, if not recent.
Did I love doing the job in my twenties? YES
Would I start doing it at 30? NO
Was the training hard at 19/20? YES
Would I have had a chance at 30? NO
Would I leave a loving relationship to do it? NO
Would I leave a good/comfortable lifestyle behind for it? NO
Is it like the brochures? NO
Can I offer reassurance? NO
Can I make your mind up for you? NO
Do I consider myself lucky to have been there/done that? YES
If I was in your position do I think I'd go for it? NO
Do I wish you all the best? YES