story: Mable knew she couldn't mow her lawn at her advanced age. She went next door and asked the neighbor boy if he would do it. The boy agreed and mowed her lawn for her. When Mabel went to give the boy money he wouldn't take it. Mable shed a tear from the boy's kindness.
 selected sentence: Mable shed a tear from the boy's kindness.
The boy doesn't take her money money >Causes/Enables> Mable sheds a tear from the boy's kindness