He was willing to give when he chose to give, to like when he wanted to like. But she wouldn't invest much emotion in him.
Call her cold-blooded or call her heartless. Unless she really could meet a man who made her want to give her all, chances are she wouldn't have much hope in love for the rest of her life.
What to do with so little feeling? After all, being with someone, does it really matter who? Bo Yan was at least endowed and attractive, and there was the sanctity of the law. He wasn't into playing around either, so being with him wasn't so bad. Besides, their goals were somewhat aligned, they could support each other in their careers.
However, the reality of a marriage pact, shared wealth, a joint family, raising a child—these were responsibilities she didn't want to take on.