There were no roads or automobiles in the area.
It's clear through the passage that there are no paved roads or cars to get the miners from place to place. They had to carry all of their gear and supplies through dangerous trails by foot, only being able to travel a certain amount each day.
The speaker had an unpleasant experience of America and had a negative first impression. This feeling stayed with the speaker even after the event.
Answer:
In my younger and more vulnerable years my father gave me some advice that I've been turning over in my mind ever since. 'Whenever you feel like criticizing any one,' he told me, 'just remember that all the people in this world haven't had the advantages that you've had.
Explanation: