The #slipbox should be agnostic. Filling it only with notes that goes in the sens we think would'nt enrich our perspective at all but rather confort our confirmation bias.
The goal is to stay open to contradictory thoughts and ideas, as well as favoriting relevant notes rather than pros notes and arguments. So don't be selective just for arranging and conforting yourself.
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*From: [How To Take Smart Notes - Sönke Ahrens](How%20To%20Take%20Smart%20Notes%20-%20Sönke%20Ahrens.md)*