Given a sentence in Igbo language, translate the sentence to English language keeping the meaning of the original sentence intact

Igbo sentence: O na-ekwere na uwa gbara gburugburu na-enweghi ihu ihe di n'ofe; otu ihe ahu na-eme mgbe anyi na-esi na Cairo gaa Paris, ma o bu site na Casablanca ruo Tokyo, anyi tukwasiri obi na anyi na-anu olu onye ahu anyi na-akpo, o bu ezie na anyi apughi ihu atumatu ya.
He believes that the earth is round without seeing what lies beyond the horizon; the same happens when we phone from Cairo to Paris, or from Casablanca to Tokyo, we trust that we are hearing the voice of the person whom we phone, though we can't see his features.