Real loss is only possible when you love something more than you love yourself

问题描述:

Real loss is only possible when you love something more than you love yourself
请帮忙分析一下这句的语法构造,only possible是怎么个用法?

当你对某样东西的爱胜过对自己的爱的时候,一旦失去才会真正的痛彻心扉.
sth is possible“.是可能的”,only只是起强调作用,纯属修饰.