While the colony commanders were generally optimistic, as their task was to send the settler groups and hope for the best, the settlers had many other issues.
Despite the beauty and abundance of this new land, its wild and unknown aspects (hostile natives, new diseases, wild beasts) inspired both hope and fear to the settlers.
And the excerpt, from the beggining, explores these feelings making the questions that the settlers might have asked themselves when entering Virginia.
Conflict and examine the list of characters. A good example is Romeo and Juliet, you would not have known who anyone was if you had not examined the list of characters.