For a Christian, it is faith that gives their life purpose. In his best-selling book The Purpose Driven(TM) Life: What on Earth Am I Here For?, Rick Warren says, "You must begin with God. You were born by his purpose and for his purpose." But as a non-believer, your purpose resides in yourself; it is yours alone to discover...
How Does an Atheist Respond to the Question, What Is the Purpose of Life?