The poem ends with ‘the slow pulse of his good heart’. The adjective ‘good’ illustrates that after the long journey of discovery about his grandfather, he has come to the conclusion that his grandfather is a ‘good’ man with a ‘good’ heart. The simple, monosyllabic line slows the pace of the poem, imitating the grandfather’s heartbeat. The fact that the grandson is so close that he can hear his grandfather’s heart beating suggests that at the end of their journey, they are not only physically close but emotionally close too