爱情是从告白开始的暗恋是从认识开始的
[ài qíng shì cóng gào bái kāi shĭ de àn liàn shì cóng rèn shī kāi shĭ de]
'Ai Qing Shi Cong Gao Bai Kai Shi De An Lian Shi Cong Ren Shi Kai Shi De', love begins with a confession, while secret love starts from the moment of first meeting someone. This sentence expresses different types and stages of love relationships.