Huh, that wasn't what I took away from it while reading, might be lack of awareness on my part but I feel like saying that is a theme of the book which is sexist seems a bit much to me. could be interpreted as maybe, if you could name examples?
IIRC, this society then attempts to pursue diplomacy only to get massacred before the archaic male heroically sets up a MAD situation.
The archaic male then controversially hands over control of the MAD response to a weak willed/nuance entertaining female, and the trisolarans immediately attack.
Apologies if I’ve mixed the timeline, it’s been a while and the human story draped over the skeleton of an interstellar war was a bit thin.
Ultimately, Earth sends the MAD signal, and ends up destroyed. The goal of the artificially installed defeatism was to make humanity flee the Earth, and it's only the those who fled the Earth who survive its destruction.
I probably should have written "can be interpreted as"
Chinese Viewpoints are fascinating in some respects.