What do you mean? Where did it come from?

1, heartbreaking, is an idiom in China, and its pinyin is t ò ngx and NR ù g ǔ, which means to describe grief to the extreme.

2, from "The Story of Yuan Shaochuan in the Later Han Dynasty": "It is the wise who are deeply saddened."

Example: Every time I discuss this matter with General Liu Zuo and Sun Gongyou, I feel sad. Biography of the Three Kingdoms, Shu Zhi and Sun Gan