忘情水忘不掉我们的种种
[wàng qíng shuĭ wàng bù diào wŏ men de zhŏng zhŏng]
'The water of forgetting cannot erase what we shared' refers to feelings and memories so intense that they can't be forgotten despite the passage of time. 'Forget-me-not water' in Chinese culture symbolizes strong emotions beyond suppression or oblivion.