text_original: Truly marvellous and celestial was Leonardo, the son of Ser Piero da Vinci; and in learning and in the rudiments of letters he would have made great proficience, if he had not been so variable and unstable, for he set himself to learn many things, and then, after having begun them, abandoned them.
text_transcription: TRULY MARVELLOUS AND CELESTIAL WAS LEONARDO THE SON OF SER PIERO RAVENCI AND IN LEARNING AND IN THE RUDIMENTS OF LETTERS HE WOULD HAVE MADE GREAT PROFICIENCE IF HE HAD NOT BEEN SO VARIABLE AND UNSTABLE FOR HE SET HIMSELF TO LEARN MANY THINGS AND THEN AFTER HAVING BEGUN THEM ABANDONED THEM
phonemes: tɹˈuːli mˈɑːɹvələs ænd səlˈɛstjəl wʌz liənˈɑːɹdoʊ, ðə sˈʌn ʌv sˈɜː pˈɪɹoʊ dɐvˈɪntʃi; ænd ɪn lˈɜːnɪŋ ænd ɪnðə ɹˈuːdɪmənts ʌv lˈɛɾɚz hiː wʊdhɐv mˌeɪd ɡɹˈeɪt pɹəfˈɪʃəns, ɪf hiː hæd nˌɑːt bˌɪn sˌoʊ vˈɛɹɪəbəl ænd ʌnstˈeɪbəl, fɔːɹ hiː sˈɛt hɪmsˈɛlf tə lˈɜːn mˈɛni θˈɪŋz, ænd ðˈɛn, ˈæftɚ hˌævɪŋ bɪɡˈʌn ðˌɛm, ɐbˈændənd ðˌɛm.