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This first turns up in Book 2. Come back when you get there.

concept

civilization immunity

First appears in Book 2: The Dark Forest, chapter 7 (Year 205, Crisis Era)

Appearances

B1

B2

B3

What you know

Book 2: The Dark Forest

Ch 7Concept that after suffering the Great Ravine, civilization's immune system ensures humanism comes first and the early Crisis Era's extremism won't recur.

An unofficial, spoiler-aware fan guide to Remembrance of Earth's Past by Cixin Liu. Nothing past your reading progress is shown. Book details and covers from Open Library.

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