Right time, right place, right people you know, be lucky, qualified, and want it sooo badly that.... , well you'll get there in the end, regardless of the route,(know of three, all in their thirties all modular/self improvers, and one a lovely girly who desevered it much sooner, and all in 737's). And that's all their is to it!!!!!
Keep the faith, it does happen (me next PLEASE)