Idea Ripper // ArchiveCards: 1555 [Live] | Updated: 2026-10-14
Card #c1224IR // #c1224Synthesis

"But the main reason is the slip-box, which compares to Trollope’s technique as investing with compounded interest compares to a piggy-bank."

— In our words · Source: How to Take Smart Notes (Sönke Ahrens)

[Use when]

You're choosing between a daily output quota and a system where past work feeds future work.

[Why it matters]

Trollope wrote 250 words every 15 minutes before work, and the pages added up linearly. Luhmann's notes linked to each other, so each new note made the old ones more useful. He published 58 books and hundreds of articles.

More from How to Take Smart Notes

#c1208"The trick is that he did not organise his notes by topic, but in the rather abstract way of giving them fixed numbers. The numbers bore no…Your files or notes are sorted into categories that no longer match how you actually think about the work. #c1209"By restricting ourselves to one format, we also restrict ourselves to just one idea per note and force ourselves to be as precise and…You're building a library of ideas, research or reusable material and want the pieces to combine later. #c1210"Write exactly one note for each idea and write as if you were writing for someone else: Use full sentences, disclose your sources, make…You're capturing anything you expect to use in writing, a pitch or a decision months from now.

Same situation, different book

#c1561The Canon: Sensory Infallibility, Preconceptions, and "Waiting"Use when diagnosing why a high-stakes analysis, intelligence assessment, or debugging effort went wrong…From Lives of Eminent Philosophers #c1551The Tripartite Organism: Logic as Bone, Physics as Flesh, Ethics as SoulDesigning a curriculum, worldbuilding a belief system, or diagnosing why a team's rigorous process (Logic) is…From Lives of Eminent Philosophers #c1545The Cosmic Vortex and the Planetary MembraneUse when designing self-organizing markets, talent incubators, or creative communities where high-collision…From Lives of Eminent Philosophers #c1536Thales's Ensouled Matter and Cosmological SuperlativesUse when scoping a complex strategy or world-building architecture and you need to separate negotiable design…From Lives of Eminent Philosophers