the method's instance object before the first argument.
If you still don't understand how methods work, a look at the implementation can
-perhaps clarify matters. When an instance attribute is referenced that isn't a
-data attribute, its class is searched. If the name denotes a valid class
+perhaps clarify matters. When a non-data attribute of an instance is
+referenced, the instance's class is searched. If the name denotes a valid class
attribute that is a function object, a method object is created by packing
(pointers to) the instance object and the function object just found together in
an abstract object: this is the method object. When the method object is called