If I've Been Fooled

Years passed by, here by your side, but with one hand steady on the door. And it took so long, staring back at you, to open the door and walk through.
And what if I been fooled? By a story, or a song, or by a memory remembered wrong. It's gonna take so long to unravel the con, and by then I know that you'll be gone.
And if I been fooled, it was not by you, but by a story with the ring of truth. And a story takes only so long to tell and then it's gone. And I will find out