g method is searched for, first in its class,
and next in its superclasses toward <B>object</B>,
until all superclasses are exhausted.
If the method is undefined, forward list is searched.
This forwarding mechanism is introduced to simulate multiple inheritance.
If the search fails again, a method named <TT>:nomethod</TT> is searched,
and the method is invoked with a list of all the arguments.
In the following example, the messages <TT>:telephone</TT> and <TT>:mail</TT> are
sent to <TT>secretary</TT> slot o