diff --git a/Letter from Birmingham Jail.md b/Letter from Birmingham Jail.md
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--- a/Letter from Birmingham Jail.md	
+++ b/Letter from Birmingham Jail.md	
@@ -6,3 +6,4 @@
       - [[injustice anywhere is a threat to justice everywhere]]
       - [[justice too long delayed is justice denied]]
       - [[an unjust law is no law at all]]
+  - Led to [[Why We Can't Wait]], a book which includes this letter and expands on it.
diff --git a/Why We Can't Wait.md b/Why We Can't Wait.md
new file mode 100644
index 000000000..f338da61f
--- /dev/null
+++ b/Why We Can't Wait.md	
@@ -0,0 +1,3 @@
+- a [[book]].
+  - By [[Martin Luther King]].
+  - Wikipedia says it influenced [[Occupy Wall Street]].