Though we were all healed from the fever, some wounds were inside the heart and would mend slowly. What wounds of the heart did Mattie suffer during the epidemic?

The loss of her 'Grandfather and 'Polly' was the wound that Mattie's heart suuffered during the epidemic.

Explanation:

"Fever 1793" is a historical fiction penned by Laurie Halse Anderson. The novel is based on the real event of 'Yellow Fever' epidemic that broke in Latin America and Africa.

Matilda Cook, the protagonist, is a fourteen-year-old girl, called as Mattie in the novel. The novel narrates the story of the life of Mattie and how this epidemic turned her life upside down.

When Mattie states that 'though they were all healed from the fever but some wounds inside the heart remained that would mend slowly',  she was referring to the emotional wounds of loss of loved ones in family. Mattie lost her Grandfather and Polly to 'Yellow Fever', who were very dear to her. And not only did Mattie lost but many others who lost their loved ones to the Yellow Fever were wounded inside their heart. To this wound, Mattie is  saying that it would take time to mend.

i think the beatles

explanation: they are talked about more.

in ray bradbury's short story "a sound of thunder", mr. eckels's fearfulness leads to drastic consequences for the rest of the world.

in the story, mr. eckels, who is a hunter, hires a time travel company to travel to the age of dinosaurs. although he is excited for the hunting expedition at the beginning, when they reach there and mr. eckels sees the tyrannosaurus, he feels frightened. as he is afraid of the tyrannosaurus, he steps off the path although he has been warned not to do it. by stepping off the path, the entire course of the future is affected: mr. eckart alters the future by stepping on a butterfly, which causes a new man to be elected president in the future. in that way, it is mr. eckart's fearfulness what triggers 'the butterfly effect' and what leads to drastic consequences for the rest of the world.