Anything is possible.
But even if you do have it, how the heck would you even know it's fa-jing if you haven't got a teacher? And no, reading about it is a completely different thing that feeling and seeing it demonstrated.
Without a teacher to correct you, it is easy to assume one thing for another.
"Once you get deeper into the study of Kung Fu you will realise that lineage and insulting others become more important than actual skill and fighting ability." -- Tai'ji Monkey
"Eh, IMO if you're bittching about what other people are doing instead of having intelligent (or stupid) conversation about kung fu or what your favorite beer is, you're spending too much time exploring your feminine side." -- Meat Shake