diff --git a/journal/2021-09-05.md b/journal/2021-09-05.md
index 4f84fd9f8..5e4f9bf07 100644
--- a/journal/2021-09-05.md
+++ b/journal/2021-09-05.md
@@ -1,4 +1,6 @@
 # 2021-09-05
 
 - [[flancia]]
-  - [[isomorphisms]]
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+  - [[isomorphisms]]
+    - on the importance on not losing information 
+    - on isomorphisms as often good [[commons]] to meet
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