A phrase equivalent to "Oh my God!!!", but with more emotion.
Assosciated with the Hindenburg disaster, Herb Morrison, a reporter for WLS Radio in Chicago, who was covering the event live, cried out the now famous words, "Oh, the Humanity!" as he watched the airship burst into flames.
"It's burst into flames!
Get out of the way! please! Oh my, this is terrible... Oh, the humanity! ... and all the passengers!"