--- a/Object.st	Wed Jan 31 22:17:55 2018 +0100
+++ b/Object.st	Wed Jan 31 23:55:07 2018 +0100
@@ -8127,12 +8127,12 @@
 !
 
 respondsTo:aSelector
-    "return true if the receiver implements a method with selector equal
-     to aSelector; i.e. if there is a method for aSelector in either the
+    "return true if the receiver responds to a message with aSelector; 
+     i.e. if there is a method for aSelector in either the
      receiver's class or one of its superclasses.
 
      Notice, that this does not imply, that such a message can be sent without
-     an error being raised. For example, an implementation could send
+     an error being raised; for example, an implementation could send
      #shouldNotImplement or #subclassResponsibility."
 
     "
@@ -8152,9 +8152,11 @@
     ^ self class canUnderstand:aSelector
 
 
-    "'aString' respondsTo:#+"
-    "'aString' respondsTo:#,"
-    "'aString' respondsTo:#collect:"
+    "
+     'aString' respondsTo:#+
+     'aString' respondsTo:#,
+     'aString' respondsTo:#collect:
+    "
 !
 
 respondsToArithmetic