Book 19: 《子張》 Zi Zhang
《子張》 Passage 19.17
曾子曰:「吾聞諸夫子:人未有自致者也,必也親喪乎!」
Legge Translation (1861)
The philosopher Zeng said: "I have heard this from our Master: — 'Men may not have shown what is in them to the full amount, and yet they will be found to do so, on occasion of mourning for their parents.'"