Objectives
- Recite the seven rules
- Explain why Unknown can be the best answer
Video
Lesson
Evidence is not inference. Observation is not causation. Confidence is not certainty. Repetition is not corroboration. A missing fact is not permission to invent one. Different questions need different lenses. Lenses can be combined without erasing their differences.
The rest of the program expands those seven sentences. When a later lesson feels complicated, return to them: most analytical errors are one of the seven, dressed up.