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Framework · 2 notes · discussed by Dr. Fei Fei Li, Sherwin Wu V2

Bitter Lesson

Every note in the archive that names Bitter Lesson: summaries, key takeaways and links to the original essays, episodes and posts. Ask a question below to get a cited answer from just these notes’ authors.

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Lenny’s Podcast78 min

The Godmother of AI on jobs, robots & why world models are next

Dr. Fei Fei Li · Nov 16, 2025
Key learnings
  • Large labeled datasets were the missing ingredient that unlocked modern AI; big data, neural networks, and GPUs together formed…
  • Pursue a north-star problem and commit to it for years, as ImageNet's object recognition focus did for her lab.
  • Be willing to take intellectual and career risks, such as leaving tenure track or joining new ventures, when the mission and…
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Lenny’s Podcast105 min

Sherwin Wu V2

Sherwin Wu V2 · Feb 12, 2026
Key learnings
  • Build for where models are going rather than where they are today, since products that are almost-working now can become…
  • Treat fast-changing AI scaffolding skeptically: models often absorb tooling like vector stores and agent frameworks, so avoid…
  • Don't blindly follow customer feature requests in AI; customers may anchor on local maxima while the underlying models are…
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