fixed typo -- thanks Nick
diff --git a/Lib/shutil.py b/Lib/shutil.py
index e3a79ef..db47417 100644
--- a/Lib/shutil.py
+++ b/Lib/shutil.py
@@ -162,7 +162,7 @@
     an Error exception at the end of the copy process.
 
     You can set the optional ignore_dangling_symlinks flag to true if you
-    want to silent this exception.
+    want to silence this exception.
 
 
     The optional ignore argument is a callable. If given, it