Yet church youth groups rarely teach apologetics, majoring instead on games and goodies.

Modern secular thought has its own dualism: It treats only the physical world as knowable and testable, while locking everything else - mind, spirit, morality, meaning - into the realm of private, subjective feelings. The so-called fact/value split.

The most fundamental decision we all face over the course of our lives is what we will recognize as the ultimate reality, the uncaused source and cause of our existence. Everything else in our worldview depends on that initial decision. The Bible speaks of this foundational choice in terms of who or what we worship. We must all answer the challenge Joshua issued to the Israelites as they were poised to enter the Promised Land: "Choose this day whom you will serve" (Josh. 24:15).

'Biblical worldview'. The term means literally a 'view of the world', a biblically informed perspective on all of reality. A worldview is like a mental map that tells you how to navigate the world effectively. It is the imprint of God's objective truth on our inner life.

If pro-abortionists want to commit intellectual suicide and deny scientific facts, that's their problem. But there's no reason a civilized society should fund their anti-scientific outlook - or accept its inhumane consequences.

Atheists often denounce Christianity as harsh and negative. But in reality it offers a much more positive view of the human person than any competing religion or worldview. It is so appealing that adherents of other worldviews keep free-loading the parts they like best.

Clearly, Enlightenment thinkers were seeking a God substitute.