Merge pull request #4 from jared-hardy/master

Added "Let's just agree to disagree"

expressions.md

@@ -54,6 +54,9 @@
 * "white knighting"
     * Used to disparage someone who stands up against the abusive language of others.
 
+* "Let's just agree to disagree"
+    * "I don't want to learn anything from your perspective, and I don't want to substantiate my own claims, so I'm ending further discussion now."
+
 # Random idea scraps
 
 Some things that people say can be well-meaning, or they can be