They will dissolve rocks of resolution, and Dic's resolutions, while big with intent, were small in Flintiness, though he had thought well of them at the time they were formed.
"A Forest Hearth: A Romance of Indiana in the Thirties"
Charles Major
And much as he loved Louise Graham, he could not snap that thread; much as he detested Ruth, he lacked the Flintiness of heart to let her slip into the abyss.
"The Iron Furrow"
George C. Shedd