\chapter{Keep it simple}

First chapter
classes, attibutes, properties, inheritance
MRO?

\QA
{Is it true that this is a class?}
{$class Package: pass$}
{Yes,}
{because it defines a class called Package, representing a package}

\QA
{Is it true that this is an atom?}
{$()$}
{No,}
{because $()$ is just a list.\footnote{read the preface}}

\LINE
