give me an example of theme – the message or lesson that the author wants the reader to learn

One example of a theme in literature is the idea of "the power of forgiveness." The author may want the reader to learn that holding onto anger and resentment can be detrimental to one's own well-being, and that forgiveness can lead to healing and growth. This theme may be explored through characters who struggle with forgiving others or themselves, and ultimately find peace and resolution through the act of forgiveness.

shorten this please

"The power of forgiveness" as a theme teaches readers that letting go of anger and resentment can lead to healing and growth.