Hearing Su Na praised him as a person of expertise in the world of business, he can't help but feel content with her praise, and that she felt he was significant enough to consult with.
Chairman Song had no idea of how his current daughter-in-law wronged Su Na's mother, so the thought of her coming back for personal matters did not occur to him. She was successful, graduated top of the class in the most renowned Apollo University and founded her own company without a single penny from the Song family. Money would not be her motive, as each of her projects made extremely large sum of money. Raising talented children are hard, and if he could somehow convince her to come back, he would teach her all he knew.