How Should I Respond to a Formerly Muslim Friend Who Is Unwilling to Pay the Price for Becoming a Christian?

Questions about how to respond to a formerly Muslim friend who is unwilling to pay the price for becoming a Christian and doesn’t want to respond to challenges or discuss differences and whether Acts 17:23 implies that people who never hear the gospel will be judged differently.

• How should I respond to a formerly Muslim friend who is unwilling to pay the price for becoming a Christian and doesn’t want to respond to challenges because his philosophy in life is to love and help, not discuss differences?
• Does Acts 17:23 imply that people who never hear the gospel will be judged differently?