Is it always the desire to find the best way of satisfying man's transport requirements, or are selfish reasons the decisive factors, so that the real requirement is sometimes far exceeded?
Kusoloko kungumdla ukufumana ezona ndlela zingcono zokwanelisa iimfuno zezithuthi zabantu, okanye izizathu nje ezingalunganga zezona kujongwe kuzo, nto leyo ebangela iimfuno zingafunyanwa tu.