I do not feel certain until I have confronted my initial solution with other solutions - although in fact the first solution often proves to be the right one.
If we wait for the U.S. to do something, we will be waiting for a very long time. It's Europe, it's Australia, it's the other developed and middle developing countries that have got to do the job.
You're successful if you can get one person to pick it up and put it on the turntable and go, Wow, thanks for writing that!