Fix sentence on installation page.

ehuss · web-flow · commit 24b76dd87924 · 2021-01-15T07:50:06.000-08:00
diff --git a/guide/src/cli/README.md b/guide/src/cli/README.md
@@ -12,7 +12,7 @@ to download the appropriate version for your platform.
 
 ## Install From Source
 
-mdBook can also be installed from source
+mdBook can also be installed by compiling the source code on your local machine.
 
 ### Pre-requisite
 
