Why anecdotes speak louder than data –– Anecdotes are in story form. They will invoke empathy, which triggers emotional reactions. With emotional reactions people will process the data and the feelings. Emotions will also trigger the memory centers in the brain.

https://www.blog.theteamw.com/2011/02/28/100-things-you-should-know-about-people-67-anecdotes-persuade-more-than-data-2/