只有自己了解什么一但爱给得太多但却得不到相同的爱回报这份痛苦却演变成为另一种负担最终不知道怎么再去爱下一个人Only oneself knows the pain when love gives too much, but doesn't receive the same love in return. This agony evolves into another burden, and in the end, one doesn't know how to love the next person again.