But as ingenious as the navigators were, none of their methods would have worked if there had not been patterns that governed the indicators they used, such as the rising and setting point of the stars.
Ent olid need navigaatorid kui tahes nutikad, poleks ühestki nende meetodist abi olnud, kui nende looduslikke suunatähiseid, näiteks tähtede tõusu - ja loojangupunkte, ei iseloomustaks kindel kord.