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021 Arete
Sunday, December 14, 2025
photos: Unsplash
Saturday, December 13, 2025
book: Principles by Ray Dalio
Principles by Ray Dalio (principles.com)
Raymond Thomas Dalio (born August 8, 1949)[1] is an American billionaire and hedge fund manager, who has been co-chief investment officer of Bridgewater Associates since 1985.He founded Bridgewater in 1975 in his New York City two-bedroom apartment
Principles by Ray Dalio Table of Contents
Think for yourself to decide
1) what you want,
2) what is true, and
3) what you should do to achieve #1 in light of #2. . .
Ray Dalio & Andrew Ross Sorkin on His New Book "1929" and How Debt Drives Every Crash - YouTube
5-Step Process in Principles by Ray Dalio
- Define Your Goals:
Clearly identify what you want to achieve, setting the foundation for the entire process. - Identify Problems:
Recognize obstacles hindering your goals, requiring an honest assessment of the current situation. - Diagnose Problems:
Analyze the root causes of identified problems to develop effective solutions. - Design Solutions:
Create actionable plans to address diagnosed problems, requiring creativity and experimentation. - Implement and Evaluate:
Put solutions into action and continuously evaluate their effectiveness, allowing for adjustments and improvements.
Summaries / Reviews
Principles by Ray Dalio Book Summary | Philosopher's Notes | Heroic
Ray Dalio's Principles: How to Create an 'Idea Meritocracy' for Peak Performance - YouTube
Summary & illustration by Gemini AI
1. Embrace reality and deal with it through radical truth and transparency
Saturday, December 6, 2025
book: From Strength to Strength by Arthur C. Brooks
What can we do, starting now, to make our older years a time of happiness, purpose, and yes, success?
1. Professional decline is inevitable and comes sooner than expected
Friday, November 21, 2025
book: How Countries Go Broke by Ray Dalio
Amazon.com: How Countries Go Broke: The Big Cycle (Principles) eBook : Dalio, Ray: Kindle Store
For decades, politicians, policymakers, and investors have debated these questions, but the answers have eluded them. In this groundbreaking book, Ray Dalio, one of the greatest investors of our time who anticipated the 2008 global financial crisis and the 2010–12 European debt crisis, shares for the first time his detailed explanation of what he calls the “Big Debt Cycle.” Understanding this cycle is critical for helping policymakers, investors, and the general public grasp where we are and where we are headed with the debt issue. Dalio’s model points toward surprisingly straightforward solutions for dealing with the debt problems that the US, Europe, Japan, and China face today.Videos
Summaries
How Countries Go Broke | Summary, Quotes, Audio @sobrief
+ Google AI Studio
1. The Big Debt Cycle is a Timeless, Universal Economic Engine
Monday, November 17, 2025
book: The Zero Marginal Cost Society by Jeremy Rifkin
Influential, in particular in EU and China, and AI cirlces,
with grand ideas and very mixed results so far.
Controversial at best, but has some interesting ideas.
cited from AI focused futurists...
Post-Capitalism: The End of Money - by Peter H. Diamandis
The Zero Marginal Cost Society | Summary, Quotes, FAQ, Audio @sobrief.com
1. The Zero Marginal Cost Society: A Paradigm Shift
Jeremy Rifkin Books
The End of Work (1995)
Saturday, November 15, 2025
book: Calming the Emotional Storm
Calming the Emotional Storm | Summary, Quotes, FAQ, Audio @sobrief
AI summary & illustration
1. Mindfulness: The Foundation of Emotional Regulation
Thursday, November 13, 2025
book: The Selfish Gene by Richard Dawkins
Videos
Summaries
AI summary & illustration
1. Genes are the fundamental units of natural selection
Genes, not organisms, are the primary replicators in natural selection. Their success is measured by their longevity, fecundity, and copying-fidelity, driving them to create copies of themselves for future generations.
2. Organisms are survival machines for genes
Organisms, including humans, are essentially vehicles built and programmed by genes to ensure their preservation and replication.
3. Altruism and selfishness are gene-level strategies
Seemingly altruistic behaviors, like kin selection, are strategies that ultimately benefit the "selfish" genes by promoting the survival of their copies in relatives.
4. Genes can influence behavior across species boundaries
A gene's influence can extend beyond its host organism, manipulating the behavior of other species, as seen in parasites that alter their host's actions to aid their own transmission.
5. The extended phenotype: genes' effects reach beyond the body
The effects of genes are not confined to an organism's physical traits but can extend into the environment, such as a beaver's dam or a spider's web.
6. Cooperation and conflict in gene-organism relationships
While genes in an organism typically cooperate, conflicts can arise. The nature of their relationship, whether symbiotic or parasitic, depends on the alignment of their genetic interests.
7. Cultural evolution and memes: a new replicator
"Memes" are units of cultural information that, like genes, replicate and evolve through variation, selection, and inheritance, interacting with genetic evolution.
8. The power of reciprocal altruism in nature and human society
Cooperation can evolve between unrelated individuals through reciprocal altruism, where helping others is based on the expectation of future repayment.
9. Sexual selection and mate choice as evolutionary strategies
Sexual selection drives the evolution of traits that increase reproductive success, even if they are detrimental to survival, as these traits enhance the propagation of the underlying genes.






