The thought would be he is going threw stress and the feeling would be another leve.
I think the answer is that Sylvia is experiencing falling in love. She is extremely attracted to the hunter, and might be actually falling in love with him, but the important thing here is that she doesn't follow her physical attraction, she follows her philosophical learnings.
C. Human in vanity can cause a lot of problems. Apex
It was an additional act of revenge.