For the Confederates, "On, on to Washington!"

For the Union "On, on to Richmond!"

It took the First Battle of Bull Run to demonstrate that it would not be that simple, and that it was going to be a long war.

"Pneumonoultramicroscopicsilicovolcanoconiosis" is a term used to describe a lung disease caused by inhalation of very fine silicate or quartz dust particles. It can be found in medical dictionaries as an example of a very long medical term to demonstrate the complexity of medical terminology.

Orbit

writ of habeas corpus

Long enough to demonstrate that you have control of the ball