How does the central idea of a story differ from its theme?

Responses

The central idea cannot be repeated across cultures.
The central idea cannot be repeated across cultures. - no response given

The central idea does not convey a universal message.
The central idea does not convey a universal message. - no response given

The central idea can apply to other stories.
The central idea can apply to other stories. - no response given

The central idea focuses on a message about life.

The theme focuses on a message about life.