"People don't have any idea of what a trillion is," said Emanuel, pointing out that healthcare's steady increase will theoretically consume the entire economy one day.
He gave a shocking math lesson:
How long ago was a million seconds?
Less than two weeks ago.
How long ago was a billion seconds?
About the time when President Richard Nixon resigned from office in 1974.
How long ago was a trillion seconds?
30,000 B.C., which was 15,000 years before the first human stepped foot on North America.