Original essay: https://twitter.com/mostlynotworkin/status/1391842013268561920

Atomic essays: https://www.ship30for30.com/

Ladder of expertise (look at the two tweets above this one, too): https://twitter.com/david_perell/status/1375542109663600649

Visualize Value's Build Once, Sell Twice: https://shop.visualizevalue.com/products/build-once-sell-twice-the-productization-playbook