He says: "Your feet are so small. Are you a dancer?"
Your handbook calls it: Being fixated on a co-worker
She calls it: A spoken craigslist ad for your kinks
Why you're wrong: You may have majored in modern ballet, but if you're coming out of the box with observations about her delicate arches, she won't think you're referring to a possible shared hobby. She'll think you're the type of dude to get high on the scent of her dirty socks, leading to folks avoiding your cubicle like it has SARS.