Bulldogs have been known to fall on their swords when confronted by my superior tenacity.
Source: No Laughing Matter, 1977.
-- Margaret Halsey, (Feb 13 1910-1997), US novelist; She is best remembered for her witty novels that lampooned the English and their customs; noted for her books With Malice Towards Some, 1938 and Color Blind, 1946.