Of course, Fushimi Roku knew that love and hate are mutually opposing and interdependent, like in Plato's "Symposium," which explores the nature of love... But talking about this in daily life would just make you seem pretentious, literary, childish, and somewhat insufferable.
His social skills were at least at Level 7, so he could naturally guess what Minamoto Tamako wanted to hear—this little one had actually already made up her mind, but just couldn't face herself honestly.
Whenever facing a young girl's outpouring of her heart, it's best to share in her indignation, not argue, and not reason. Fushimi Roku was silent for a moment, then began criticizing Kazama Tatsuya, going over old grievances in a frenzy, listing his faults: 'unhygienic,' 'reckless use of Energy Boosters,' 'never follows protocols,' 'clearly not a good person'...