His knowledge of poetry and a clear and powerful voice make an improviser and especially an outstanding accompanist, always anticipating phrases soloist.
He has a crackling, mid-pubescent voice and often uses catch-phrases such as alphanumeric and high-density in place of real-world utterances like cool and awesome to express enthusiasm.
They are very fond of high-sounding phrases which are vaguely impressive but mean nothing, no doubt a by-product of all the self-help mumbo-jumbo they peddle.
As he hears the schoolchildren drone mathematical phrases, he compares an inchworm's myopic measuring of beautiful blossoms to the schoolmaster's blindness to beauty and creativity.