“We must beware of needless innovation, especially when guided by logic”
― Winston Churchill
Hi friends,
We hand-picked 3 good pieces of content to inspire and motivate you now and in the future. Keep track of the insights that resonate with you by highlighting them with Glasp💡
If you want to reread or highlight this newsletter, save it to Glasp.
📚 3 Good Recommendations
Little Rules About Big Things
by Morgan Housel (9 mins)
Summary: The essay highlights timeless rules for navigating money, risk, and life—emphasizing humility, patience, and perspective. Key lessons include focusing on risks that cause permanent damage, recognizing luck’s role in success, managing expectations around wealth and happiness, and learning more from history and surprises than forecasts.
Ideal for: Investors, entrepreneurs, students, and professionals seeking clarity on decision-making, risk management, and long-term thinking in finance, business, and personal growth.
Why It’s Worth Your Time: Offers practical wisdom distilled from economic history and human behavior, helping readers avoid common mistakes, cultivate resilience, and embrace uncertainty—skills that matter more for enduring success than short-term wins.
Good Products Are Hard to Vary
by Naval Ravikant (3 mins)
Summary: Naval draws from David Deutsch’s idea that “good explanations are hard to vary” and applies it to product design. Strong products, like strong theories, emerge when all parts fit together so well that alternatives feel unnatural. Examples include the iPhone’s enduring form, airplane wings, combustion engines, and electric cars—each optimized until breakthroughs shift the paradigm.
Ideal for: Product builders, designers, entrepreneurs, and thinkers curious about what makes products timeless and why certain designs dominate until technology enables a new leap.
Why It’s Worth Your Time: Offers a lens to evaluate not just products but also knowledge and learning itself, showing how interconnectedness and density create lasting value. It helps readers recognize when a product or explanation has reached its “hard to vary” state and why that matters for innovation and understanding.
Sleep Is Your Superpower
by Matt Walker (19 mins)
Summary: Matt Walker explains that sleep is not optional—it is essential for health and longevity. Adequate sleep strengthens memory, learning, immune function, and cardiovascular health, while sleep deprivation accelerates aging, increases disease risk, and even alters gene expression.
Ideal for: Students, professionals, parents, and leaders who want to improve cognitive performance, safeguard long-term health, and prevent burnout by prioritizing sleep as a core pillar of productivity and well-being.
Why It’s Worth Your Time: Offers compelling scientific evidence that sleep loss impacts every system in the body, but also provides practical tips—such as keeping a regular sleep schedule and cooling the bedroom—to help achieve deeper, restorative sleep and protect both brain and body.
✨ Get quick video summaries with the YouTube Summary with ChatGPT
📣 Community
🟩 Glasp & YouTube Summary Extensions Updated:
We’ve updated the Glasp & YouTube Summary for Chrome, Edge, and Firefox add-ons. In this update, we added a widget for YouTube Shorts. Now, it’s easier than ever to get transcripts and summaries of YouTube Shorts.
🟥 YouTube Summary’s Edge Extension Reaches 16,000 installs:
We appreciate your support in using YouTube Summary on Microsoft Edge, and we’re thrilled to share that our extension just surpassed 16,000 installs! If you’re an Edge user and haven’t tried it yet, you can install the YouTube Summary Edge extension here.🟦 Daily Kindle Highlights Review Tutorial:
We published a tutorial on the Daily Kindle Highlights Review feature. It automatically delivers a small selection of your Kindle highlights each day. Instead of letting your notes sit idle, Glasp helps you revisit them consistently—making it easier to avoid “read-and-forget” and reinforce your knowledge through daily review. Please this tutorial to see how it works 📚🟨 Glasp Domain Rating (DR) Improved:
We’re excited to share that Glasp’s Domain Rating has increased from 65 to 66 🎉 This growth reflects the continued support from our amazing community and the trust built through 6K+ websites. Thank you for being part of this journey. Together, we’re making Glasp stronger every day ✨
👉 For those interested in learning how to improve SEO with Glasp, check out this guide.
❤️ Gratitude
Thank you for sharing and mentioning us on X, LinkedIn, and/or your blogs. 🙂 We appreciate your support! Please don’t hesitate to ask us anything at any time. Also, feel free to join our Reddit Community ;)
The Best Tech And Tools Helping ADHD Founders To Get More Done on Time etc
Summarise Any YouTube Video in Seconds by
onTop tools and resources for international digital marketing in 2025 on Oban International
This Week in AI: The Good, the Bad, and the Mind-Blowingly Absurd by
on
We hope you enjoyed reading this newsletter!
See you next week ;)
Best,
Kei and Kazuki
--
Would you like to take Glasp on the go?
With the Glasp mobile app, you can highlight and organize your favorite content anytime, anywhere. Stay productive on the move and never miss an insightful quote.
Partner With Glasp
We currently offer newsletter sponsorships. If you have a product, event, or service you’d like to share with our community of learning enthusiasts, sponsor an edition of our newsletter to reach engaged readers.
Really enjoyed this edition! The mix of timeless wisdom (Housel), product design insights (Naval), and practical science (Walker) made it both inspiring and actionable.
Here's my learning: https://glasp.co/kei/p/b827128d68bb6fb2837d