diff --git a/journal/2020-11-14.md b/journal/2020-11-14.md
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@@ -9,6 +9,7 @@
 - Yesterday I played [[skribbld]] with coworkers and it was fun.
 - I had a nice chat with [[d. p.]]
 - Wrote on the [[agora]] and [[twitter]] about [[memory]].
+- [[Liminal]] things are those whose reality depends on whether people believe in them. The [[Agora]] is liminal.
 
 [//begin]: # "Autogenerated link references for markdown compatibility"
 [foam]: ../foam "Foam"
diff --git a/liminal.md b/liminal.md
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+# Liminal
+
+- The [[Agora]] is liminal: https://twitter.com/flancian/status/1327649406972260354
+