was born on this day in 1899. According to MPR’s The Writer’s Almanac
[Bogart] was expelled from Massachusetts’ Phillips Academy and immediately joined the Navy to fight in World War I, serving as a ship’s gunner. One day, while roughhousing on the ship’s wooden stairway, he tripped and fell, and a splinter became lodged in his upper lip; the result was a scar, as well as partial paralysis of the lip, resulting in the tight-set mouth and lisp that became one of his most distinctive onscreen qualities.