Mental symmetry approaches the topic of religion from the rational viewpoint of programming the mind and it comes up with results that are consistent with the content of Christian doctrine (though not the mindset of religious fundamentalism).
Ravi Zacharias is regarded as one of the top Christian apologists, who uses rational arguments to defend the Christian faith. I thought that it would be useful to compare his approach with mine by going through his book Beyond Opinion, because we both claim to use rational thought and we both end up with the Christian message.
In general, the level of rational thought is quite high, and the book makes a number of interesting and insightful statements. However, the tendency is to begin with rational thought and a discussion of universal principles, and then make a leap to blind faith in the specific words of the Bible.
A 26 page analysis can be found here. I discuss what it means to make a leap from universal principle to specific religion, and I attempt to provide cognitive explanations for many of the statements that are made in the book.