Reddit reviews I Ching for Beginners: A Modern Interpretation of the Ancient Oracle (For Beginners (Llewellyn's))

For these kind of questions, my go-to translation is I Ching for Beginners by Mark McElroy.

Here are the most applicable tidbits for 43--Pursuing the Best Course:

"The empowered person, dedicated to fairness and right action, selects a goal and pursues it with confidence yet always remains open to better options."

Encourages: selecting goals in harmony with our highest values and best character; pursuing those goals with all our heart; refusing to compromise our values or ethics in the name of progress.

*In Love & relationships: For the moment, forget what you want... what's best for all involved?

I would interpret this hex to mean that, sure it would be awesome to be in a relationship with this lady, but is that's what's best for all? You don't really want to date someone who'll cheat on her boyfriend because it will be likely she'll later cheat on you. Plus you'll create a lot of suffering between the boyfriend and her.

That being said, you don't know for sure whether she has a boyfriend. Talk to her. if she doesn't have a boyfriend, then great--still check if the relationship is what's best for both of you. If she has a boyfriend, I would steer clear...