To possess “the light of life” one must put faith in Jesus Christ and become his follower. On social media every day millions of Christians are saying such things as "I am a Calvinist," "I am an Arminian." "I am a Lutheran," "I am a Wesleyan," and so on. They then go on to debate and argue theology as though it is a blood sport.
The Other Conversation God Had with Adam
It should be noted that the conversation at the end is fiction. It is an attempt at sarcastic humor to emphasize a point that is actually biblically true. What comes before is merely leading you to the conversation.