恨恨恨恨恨恨不下爱爱爱爱爱爱不完
[hèn hèn hèn hèn hèn hèn bù xià ài ài ài ài ài ài bù wán]
'Hate and Hate Again Endless, Love Also Never Ends' implies that there is a strong emotion inside: full of hatred and love which are both difficult to stop. Maybe the owner had experienced very intense emotion.