diff --git a/README.md b/README.md
index 3c48a08..172eaf4 100644
--- a/README.md
+++ b/README.md
@@ -1,5 +1,7 @@
 # Flight rules for git
 
+A guide for astronauts about what to do when things go wrong.
+
 ### What are "flight rules"?
 
 >  *Flight Rules* are the hard-earned body of knowledge recorded in manuals that list, step-by-step, what to do if X occurs, and why. Essentially, they are extremely detailed, scenario-specific standard operating procedures. [...]