Eyob Getachew's Key Ideas from 21 Lessons for the 21st Century
by Yuval Noah Harari

Insight: Governments and corporations use technology to predict and manipulate human behavior.

Reflection: Guard your privacy. Understand what data you're giving away and why.

Insight: Data-rich elites could widen global inequality, possibly creating biological and informational superclasses.

Reflection: Advocate for equal access to technology and data protection for all.

Insight: People still cling to small, traditional communities even in a globalized world.

Reflection: Foster local belonging but act as a global citizen.

Insight: Human culture is becoming globally unified, but that doesn’t mean peace.

Reflection: Learn about other cultures to build bridges, not walls.

Insight: National interests often clash with global needs like climate change and pandemics.

Reflection: Think beyond your country. Support global cooperation.

Insight: Religions offer meaning, but are ineffective in solving scientific or global problems.

Reflection: Respect beliefs but seek evidence-based solutions to real-world issues.

Insight: Immigration debates must balance host values, immigrant integration, and mutual respect.

Reflection: Approach migration issues with empathy, facts, and long-term thinking.

Insight: Terrorists succeed by provoking emotional, irrational overreactions.

Reflection: Fear is natural, but measured responses are stronger than panic

Insight: War between major powers is now rare, but not impossible.

Reflection: Value diplomacy and peacekeeping over military aggression.

Insight: No country is the center of the universe. All cultures have strengths and blind spots.

Reflection: Be proud, but not superior. Learn from others.

Insight: Secular values like human rights and freedom rely on reason and empathy.

Reflection: Think critically and act morally, regardless of religious belief.

Insight: In an age of information overload, the skill is in filtering, not memorizing.

Reflection: Learn how to question sources and think clearly.

Insight: Humans believe stories more than facts. Manipulators exploit this.

Reflection: Strengthen your narrative literacy. Ask: “Who benefits from this story?”

Insight: Sci-fi shapes how we imagine AI, biotech, and space—often more than science itself.

Reflection: Consume media mindfully. Use stories to explore ethics, not just escape

Insight: We must teach kids how to think, not what to think.

Reflection: Prioritize critical thinking, communication, and emotional resilience.

Insight: In a world of broken narratives, many struggle to find meaning.

Reflection: Craft your own story with purpose, service, and self-awareness.

Insight: Understanding your own mind is more powerful than understanding the stock market.

Reflection: Practice mindfulness to gain clarity and agency in a noisy world.