diff --git a/journal/branches.md b/journal/branches.md
index 44616c537..9d8e77450 100644
--- a/journal/branches.md
+++ b/journal/branches.md
@@ -1,4 +1,9 @@
 # branches
 
-https://twitter.com/flancian/status/1384168593126957076
+- [[trees]] have [[branches]]
+  - and a [[root]]
+
+https://twitter.com/flancian/status/1384168593126957076
+https://twitter.com/flancian/status/1384171976629972999
+