hiː ɹˈoʊt ðæt bɪkˈʌz ɪɾ ɪz ɪmpˈɑːsᵻbəl tə dɪtˈɜːmɪn ðə vˈæljuː ʌv ˈɛvɹi ɡˈʊd θɹuː ɐ kˈaʊnt ʌvðə nˈʌmbɚɹ ʌv ˈʌðɚ ɡˈʊdz ɪɾ ɪz wˈɜːθ, ðə nəsˈɛsɪɾi ɚɹˈaɪzᵻz əvə sˈɪŋɡəl jˌuːnɪvˈɜːsəl stˈændɚd ʌv mˈɛʒɚmənt.
He wrote that because it is impossible to determine the value of every good through a count of the number of other goods it is worth, the necessity arises of a single universal standard of measurement.