This document provides an overview of the key topics covered in an introductory chapter on Christian apologetics. It discusses the definition of apologetics as the rational defense of the Christian faith. Several reasons for engaging in apologetics are presented, including defending the faith, affirming the faith of believers, and removing barriers to faith for non-believers. Methodological considerations for apologetic arguments are outlined. The need for apologetics in the current cultural context is explained, citing issues like secularization, relativism, and spiritual crisis. The basis of the book is described as focusing on core Christian beliefs like those in the Apostles' Creed.