囚她于心锁他于脑
[qiú tā yú xīn suŏ tā yú năo]
'Imprison her in my heart, and imprison him in my mind'. This implies keeping someone else's image or impression permanently engraved in one’s thoughts and heart, expressing a very deep feeling of love for certain people, perhaps referring to different people or gender as ‘he’ and ‘she’.