9-4c Someone who never writes has no fully formed ideas about anything nontrivial
1-1a5b2 Launch means criticism. It’s an equivalent to experimental testing in science.
But also remember:
1-2g2c1 Testability matters only when you have a good explanation (hard-to-vary explanation)
1-2f1b8 検証が厳しければ厳しいほど、それに耐える仮説の価値は大きくなっていく