我以为你都懂所以我不说痛
[wŏ yĭ wéi nĭ dōu dŏng suŏ yĭ wŏ bù shuō tòng]
I thought you understood, so I did not express my pain. It reveals the deep disappointment caused by misunderstanding between two people. Sometimes we choose not to communicate our distress assuming others would know.