The Zettelkasten slip-box method
Ahrens teaches a networked note system where atomic notes link to one another rather than sit in folders. Ideas accumulate into a thinking partner over time.

3 ideas
Ahrens teaches a networked note system where atomic notes link to one another rather than sit in folders. Ideas accumulate into a thinking partner over time.
Reformulating ideas in your own words in permanent notes is where understanding happens. Notes are a tool for developing thought, not storing it.
Papers and books emerge from connecting existing notes rather than starting from an outline. The slip-box removes the tyranny of the blank page.