Drop of Blood
The Congressman was delivering a windy speech of welcome to some soldiers back from the war.
"We are really one, my friends," he declared pompously, "in that we all love our country dearly and are willing to shed our last drop of blood for it."
"Did you ever notice," whispered one soldier to another," that those who are always shouting about shedding their last drop of blood are never the ones to shed the first?"