The christchurch earthquakes lasted for more than a year. The residents lived in a constant state of anxiety, not knowing when the next tremor would strike. A woman in the audience raised her hand and described a problem she was having. She just said to me, i'm startling all the time. I just am so jumpy. Every time someone crashes a saucepan lid, i seem to kind of inner jump in the air, and my heart is pounding. And i said, firstly, does anyone else feel like that? And the whole room lifted up their hands. So i think it was,. you know, a real moment of collective resonance when we all realized that we had exactly