en_tn/ecc/04/07.md

no son or brother

This person has no family.

his eyes are not satisfied

AT: "he is not satisfied" (See: rc://en/ta/man/translate/figs-synecdoche)

"For whom am I toiling and depriving myself of pleasure?"

AT: "Will anyone benefit from me working hard and not enjoying myself?" or "My work does not benefit anyone and I am not enjoying myself." (See: rc://en/ta/man/translate/figs-rquestion)