冷眼冷语冷相忘冷眼冷语冷相待
[lĕng yăn lĕng yŭ lĕng xiāng wàng lĕng yăn lĕng yŭ lĕng xiāng dài]
'Indifferently forgetting each other; indifferently treating'. The repeated terms emphasize coldness, indicating someone emotionally distanced and aloof from others or past experiences.