For all that was happening to him, his voice was strong and inviting, and his mind was vibrating with a million thoughts. He was intent on proving that the word "dying" was not synonymous with "useless."
Words
intent /ɪnˈtent/
be intent on doing something
to be determined to do something or achieve something
other words you may need to check
inviting,
vibrate,
synonymous & synonym
Morrie cried and laughed with them. And all the heartfelt things we never get to say to those we love, Morrie said that day. His "living fuberal" was a rousing success.
Word
rousing /ˈraʊzɪŋ/
a rousing song, speech etc makes people feel excited and eager to do something