Book Review: 21 Lessons for the 21st Century

This review was written for and first published on Bookmunch.

“These lessons do not conclude with simple answers. They aim to stimulate further thinking, and help readers participate in some of the major conversations of our time.”

Unlike many commentators, Yuval Noah Harari presents his premises, thoughts and conclusions in calm, measured language that takes into account the wider causes and effects of topics discussed. He states that criticisms made within these pages are not condemnation but rather a study of flaws followed by attempts to work out how a situation may be improved. History has shown that opinions are easily swayed by the repetition of clever rhetoric. Here he encourages a more considered approach from all.

“Humans think in stories rather than in facts, numbers or equations, and the simpler the story, the better.”

As the title suggests, the book is divided into twenty-one lessons, each covering a significant contemporary subject. These are grouped into five broad topics, opening with The Technological Challenge.

The tools governments use to bolster their power include the threat of war but also, increasingly, machine learning. Data harvesting and the growth of decision making algorithms are the future. Machines, algorithms, may not always get it right, they don’t have to. They just have to be better than humans.

“Humans were always far better at inventing tools than using them wisely.”

Automation in the hands of a benign government may be an improvement but few governments are benign.

“We are unlikely to face a robot rebellion in the coming decades, but we might have to deal with hordes of bots who know how to press our emotional buttons […] The bots could identify our deepest fears, hatreds and cravings, and use these inner leverages against us.”

At an individual level the author writes of the changing job market and how large swathes of the population could find themselves longer lived but unemployable due to a lack of relevant skills in a global economy that increasingly relies on AI.

“Trump and Brexit were supported by many people […] who feared they were losing their economic worth.”

“It is much harder to struggle against irrelevance than against exploitation.”

Revolutions in biotechnology and information technology require fresh visions. He asks how we update: liberalism, nationalism, religion.

Following on from the political challenge are chapters on despair and hope. Terrorism, war and God are discussed followed by the impact of ignorance and fake news. Humans, he opines, prefer power to truth.

“If we are not careful, we will end up with downgraded humans misusing upgraded computers to wreak havoc on themselves and on the world.”

On nationalism the author suggests that countries offering so called universal support provide it only within their own borders. This can lead to resentment of immigrants manifesting as culturalism more often than racism. Those who champion liberty and equality need to define for whom and in what form. Globalisation means the victims of automation may live elsewhere.

The global problems considered include: nuclear war, ecological meltdown, climate change, technological disruption. There are repeated references to religion, described as the handmaid of modern nationalism. Mass cooperation can be manipulated by belief in shared fictions.

There is a plea for greater humility. Every creed and culture claims they are the foundation and lynchpin of civilisation. The author delves into his own upbringing as a Jew now living in Israel. He explores the hypocrisy of proponents cherry picking elements of their revered stories to bolster behaviours they wish to enforce.

Due to the same premises and arguments cropping up within many of the lessons, the further into the book one reads the more repetition is encountered. What starts out as impressively calm and precise fact seeking, a search for sense rather than sensation, concludes on a personal journey that demonstrates the author’s privilege.

There are flaws, perhaps minor but irritating. As an example, he asks: why would a robot (AI) have a gender? Perhaps had he read To Be A Machine, in which a male engineer is greatly looking forward to the day when he may own a programmable ‘woman’, he would have a broader grasp of the depressing continuation of such human desires which markets will therefore service.

The lessons have been drawn from essays previously published in the media which the author has collated and reworked to provide a concise and readable study of global problems man faces today alongside those he should be preparing for. There is little new or surprising, rather it enables the reader to focus without the usual partisan bluster.

Any Cop?: The broad scope limits the depth available for each topic. Nevertheless, the content is thought provoking and therefore provides worthwhile reading. Such measured and balanced views are rare in our click bait culture.

 

Jackie Law

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One comment on “Book Review: 21 Lessons for the 21st Century

  1. Brian says:

    Although I am not really a big fan of nonfiction, I found this book quite interesting. I agree there are minor flaws like the one you mentioned. Nonetheless, a good read on a Sunday evening.

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