Answer:
The playwrights want to convey that although people are evil and human nature leads to the worst atrocities, there is hope for humanity as long as there exists good to combat evil. In spite of everything, there are people who do not conform to evil and who will refuse to allow it to triumph. There are also people who will refuse to forget the small good in the heart of mankind.
Explanation:
I know Anne's story; unfortunately, I know nothing of the play! So I was not able to add specific evidence. I hope this provides some direction nonetheless. Sorry if it is inadequate...