I'm a very firm believer in trusting one's intuition and going with one's instincts, and I'll be honest; my intuition and instincts were telling me to not get involved with her, but my heart was telling me something different ie. to give the girl a chance, and I did.

Have you ever played snooker or pool, and you know that just before you hit the white ball that you are not going to pot the contact ball, but you go ahead anyway and miss the shot? Well that's basically what happened.

I knew that I was making a huge mistake but couldn't stop myself, and went ahead and allowed myself to make that mistake and suffered the consequences.

The inherent irrationality of the human mind ..

Btw, she wasn't that good looking, but she was by no means unattractive either.