I figure I wrote 37 songs in 20 years, and that's not exactly a full-time job. It wasn't that I was writing and writing and writing and quit. Every now and then I wrote something, and every now and then I didn't. The second just outnumbered the first.
The uniqueness of the United States in human history is the United States is the first global power in human history which emerged far away from Africa or Asia, which is the main land of human history.