2-1a Information is in the difference. No difference, no information. 情報とは差異. 区別のないところに情報は生まれない.
9-2b3b1 Contingency = Meaning (or, contingency implies meaning)

1-1a2a1 Human nature is variable (Cultures ⇒ Flexible human brains ⇒ Variable dark matters ⇒ Variable ‘human natures’ ⇒ Cultures …)