Good piece

That's OK, my simple colonial friend, don't be ashamed of your ignorance, back in the old country we used to invent stuff all the time, behold: friction co-efficients, the lingua franca, owls and even the concept of pitying fools. Although the last one was purloined ("nicked" as we say in the modern parlance) by a mo-hawked maniac who had an unhealthy obsession with his "van"...

Note that I am not including calculus in this analysis as even the most bereft of brain molecules can clearly see it's naught more than filthy hack, the universe should be modeled with integers, or at least BCD.

Divide h plus a bit by h, tut!