turns bong water into beer - Passes Bong
Why? I contend that if you're attractive, it is a distinct advantage. There's no shortage of submissive men. Are you sure it is not your unassertive demeanor and waifish figure, as opposed to your lady bits, that make it harder for you to top?
You're cute, clever, and your self-deprecating humour is endearing, but you do not come across as dominant- and this I believe is related more to your personality than your morphology. You do not strike me as a doormat by any means, but you do seem uncharacteristically passive for a sexually dominant woman.
Then again, I am well aware that people are not always what they seem, especially behind closed bedroom doors...