text_original: The plan was too unpromising to be seriously entertained; and Karl had dismissed it, along with the whole subject of the balloon.
text_transcription: THE PLAN WAS TOO UNPROMISING TO BE SERIOUSLY ENTERTAINED AND CARL HAD DISMISSED IT ALONG WITH THE WHOLE SUBJECT OF THE BALLOON
phonemes: ðə plˈæn wʌz tˈuː ʌnpɹˈɑːmɪsɪŋ təbi sˈɪɹiəsli ˌɛntɚtˈeɪnd; ænd kˈɑːɹl hæd dɪsmˈɪst ɪt, ɐlˈɔŋ wɪððə hˈoʊl sˈʌbdʒɛkt ʌvðə bəlˈuːn.