But there was one thing that was worse. I discovered that
the dragon had put a charm on me: No weapon could cut
me. I could walk up to the hall whenever I pleased, and
they were powerless. My heart became darker because of
that. Though I scorned them, sometimes hated them, there
had been something between myself and men when we
could fight. Now, invulnerable, I was as solitary as one live
tree in a vast landscape of coal.
Which common literary theme is best illustrated by this passage?
A. The struggle against nature
B. The pain of isolation
C. The ineffectiveness of words
D. The coexistence of good and evil