"VBM" on talk.origins:
In short, the whole ID argument can only be convincing to those, like myself, who already believe that this current state of the universe, with Man sitting here as we are, is how it had to end up. Thus, it is an argument that can only preach to the choir, but has no logical or persuasive effect to those who do not share this pressuposition. Atheists, I must reluctantly admit, are right to reject it.
"But then how do we know God exists?!", the Christians exclaim (and atheists too, for that matter).
- Faith. The evidence of things NOT seen.
- Experience. The personal relationship with the all-powerful.
- The Word. God's timeless message to all of us.
If we are to reach the non-believer, Chrsitians must do so on a theological, philosophical and relational level, not by an attempt to "prove" God must have designed everything.