1、The sad past is heartbroken. 悲伤的往事令人断肠。

2、Don’t cry because it came to an end. Smile because it heppened. 不要因为它的结束而哭，应当因为它的发生而笑。

3、It hurts to love someone and not be loved in return . But what is more painful is to love someone and never find the courage to let that person know how you feel. 只有付出的爱是痛苦的，但比这更痛苦是爱一个人却没有勇气让那人知道你的感情。