יִכְבְּד֣וּ בָ֭נָיו וְלֹ֣א יֵדָ֑ע וְ֝יִצְעֲר֗וּ וְֽלֹא־יָבִ֥ין לָֽמוֹ׃
他的兒子們得了尊榮，他卻不知道；他們變得卑微，他也不明白他們的景況。
Berakhot
The sons of R. Hiyya went out on to the land; their studies had been difficult for them, and they had had considerable trouble to remember them. One said to the other, "Does our father know of this trouble?" The other replied, "How should he know ? Lo, it is written, 'His sons come to honour him, and he knoweth it not' (Job xiv. 21)!"