τίς κοινωνία
Γηράσκω δ᾽ αἰεὶ πολλὰ διδασκόμενος -> I grow old always learning many things
Solon the AthenianGreek > English (Woodhouse Phrases Reversed)
τίς κοινωνία = what is the connection between, what is there in common between
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(Translation based on the reversal of Woodhouse's English to Ancient Greek dictionary)