But when he goes beyond that and seeks to repeal the global economy, this endearing book becomes a polemic, if not a screed.
He has a wide range of contacts in the business, including auto executives, engineers and sales people, a background giving weight to what could easily have become a polemic.
"The possibility that travellers returning from the Olympics may spread Zika has become a polemic issue that has led to athletes dropping out of the event, and without evidence, undue stigmatisation of Brazil," said Prof Albert Ko, chair of the department of epidemiology of microbial diseases at YSPH.
Ultimately, Estrich's book, which lurches from pleading for one liberal pet cause to another, is a case study in intellectual flaccidity that can't muster the energy to become a proper polemic.
Meanwhile, as the media in general adjusted to a new world of internet competitors, squeezed budgets, and recycled content, the papers became a dependable source of polemic for other outlets.
According to Dundas, in Jain hands, this method of analysis became a fearsome weapon of philosophical polemic with which the doctrines of Hinduism and Buddhism could be pared down to their ideological bases of simple permanence and impermanence, respectively, and thus could be shown to be one-pointed and inadequate as the overall interpretations of reality they purported to be.
Filitti became a recluse, focusing on his scholarship and press polemics, but was allowed to serve on the Legislative Council after 1926.
In 2006, Obama published a mild polemic, "The Audacity of Hope," which became a blueprint for his 2008 Presidential campaign.
The younger Mr. Schaeffer wrote his own Christian polemics and, helped by the family name, became a well-paid speaker on the evangelical circuit.
As disputation filtered into the public sphere, it also became a key element in iconography, liturgical drama, epistolary writing, debate poetry, musical counterpoint, and polemic.
