I made a free 5-part email course on what actually makes a design principle useful, not just something that sounds right.
Most fall apart the moment there's a real decision - "keep it simple," "make it accessible," that kind of thing.
Free to join:
Everyone’s obsessed with how fast they can build things, not why they’re building or what problem it solves.
It's easy to start designing, I wrote some design principles on knowing when to stop designing