hiː ˈɑːɹɡjuːz ðætðɪ ˌɪntɹədˈʌkʃən ʌv kˈɔɪnɪdʒ, wˌɪtʃ əkˈɜːd ɚɹˈaʊnd ðɪ ˈɛnd ʌvðə sˈɛvənθ sˈɛntʃɚɹi bˌiːsˌiːˈiː, pɹəvˈaɪdᵻd ɐ kɹˈuːʃəl stˈɪmjʊləs fɚðɪ ˈædvɛnt ʌv ɡɹˈiːk fɪlˈɑːsəfi, ɪnwˌɪtʃ ɐ jˌuːnɪvˈɜːsəl sˈʌbstəns ɪz lˈaɪk mˈʌni tɹænsfˈɔːɹmd fɹʌm ænd ˌɪntʊ ˈɛvɹɪθˌɪŋ ˈɛls.
He argues that the introduction of coinage, which occurred around the end of the 7th century BCE, provided a crucial stimulus for the advent of Greek philosophy, in which a universal substance is (like money) transformed from and into everything else.