Comparing American English and British English is like counting incompatible sets of floors of a building. That's why, when you try translating over and over again between the two, it's like climbing an endless set of floors. You might even reach the moon someday doing that.
The work of art, I decided, was the final product of human activity, and the final justification for all the misery, the endless toil and the frustrated strivings of humanity.