This popped up in the SFPA list today:
Why Capital Letters are important
'Capitalization is the difference between helping your Uncle Jack off a
horse and helping your uncle jack off a horse.'
Marilyn L. Taylor
Wisconsin Poet Laureate, 2009 - 2010
Poetry website: http://www.mlt-poet.com
This also hints whether your uncle is a rider of horses, or a breeder of horses.