Occam's razor says that when explanations compete, prefer the one needing the fewest assumptions — it's more likely true and easier to test. Examples:
What is occam's razor? Read the full idea →'Their phone died or they're busy' is far likelier than 'they secretly hate me.'
Check the bulb and the switch before assuming the wiring failed.
The common illness that explains all the symptoms beats a rare, elaborate one.
'I misplaced it' beats 'someone broke in and took only this one thing.'
A simple error usually explains more than a vast secret plan (see also Hanlon's razor).
That's just how memory works. Lock occam's razor in with a 5-minute active-recall session — spaced repetition, no signup.
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