A general curiosity about the unknown sparked by the multicultural milieu in which I spent my formative years. There was a lot of unknown back then, too. I dare say it was easier to be an explorer then.
HerodotusIt is said that as many days as there are in the whole journey, so many are the men and horses that stand along the road, each horse and man at the interval of a days journey; and these are stayed neither by snow nor rain nor heat nor darkness from accomplishing their appointed course with all speed.
Herodotus