Well, knowing that I would be an engineer...
... But wait, I failed those classes and went into English Literature ...
... But wait, now I need to make a living, and I'm doing computer stuff ...
... But wait, a user needs help orienting a floorplan ....
... But wait, I just changed jobs and now I have to recognize sectional human anatomy ...
In short, everything intersects everything else somewhere, so the more intersections that you have, the more opportunities that you can follow. Specialization is no replacement for a broad-based education.
