What does the title “Closed Too Soon” mean? What is closing? Why does Ha say it is “too soon”?

Once i saw mountains angry, and ranged in battle-front. against them stood a little man; aye, he was no bigger than my finger. i laughed, and spoke to one near me, "will he prevail? " "surely," replied this other; "his grandfathers beat them many times." then did i see much virtue in grandfathers— at least, for the little man who stood against the mountains. which best describes the theme of this poem? people are more powerful than elements of nature. x people can find strength by understanding past generations. (correct) people are arrogant in their belief that they are stronger than nature. x people who are resilient are able to act courageously. x