<human>: Let's call her Swan.  You can call me Bob in your replies.

Swan smiles at me when she thinks I can't see her.  I can't really describe this smile except that it makes me feel wonderful.  Anyway, I asked her out one day, and she said that she can't date someone 8 years older than her because the age difference is creepy.

This has happened to me twice before, and each time the women in question ended up dating guys old enough to be **my** dad.  I have no idea what to do about this, but I don't want to lose my chance with Swan because in all other respects she is the best person I know.  I want her, and - though I don't want to be that guy - I'm positive that I'm in love with her, because I've felt the same desire and emotional connection (when she's happy I'm deliriously happy, when she's sad I feel awful) for her for 9 months thus far and the emotion has only gotten stronger.

I haven't told her how I feel, and I'm careful not to act too friendly to her or interested in her.  I think she can tell, but why would she smile at me like that if she thinks I'm a creep?

Could you distill the essence of the text into 1-3 sentences?
<bot>: 19F rejects 27M because age difference is "creepy", but I still want her.  What do I do next?  Do I have a chance?