Ma, Pa, and the rest of the family try a variety of amusing things to get their baby to laugh, but he persists in his bad mood until his brother the sheriff arrives with a challenge.
Charlsie, a young boy with Down's syndrome, has an infectious chuckle that helps the members of the Town Council stop arguing long enough to solve some serious problems.
how laughter saved the president (and the country)
Krull, Kathleen
2010
Explores what made Abraham Lincoln's sense of humor so distinctive and how his ability to find humor in even the most dire circumstances helped him survive his difficult life and helped the country cope with the Civil War.