The human brain is by far the most complex physical object known to us in the entire cosmos.

Stuart Clark's The Sun Kings is undoubtedly the most gripping and brilliant popular-science history account that I have ever read. It is informative, accurate, and relevant. Clark's ability to write so vividly makes me seethe with jealousy.

Nevertheless, just as I believe that the Book of Scripture illumines the pathway to God, so I believe that the Book of Nature, with its astonishing details-the blade of grass, the Conus cedonulli, or the resonance levels of the carbon atom-also suggest a God of purpose and a God of design. And I think my belief makes me no less a scientist.

Quite possibly, the purpose of the universe is to provide a congenial home for self-conscious creatures who can ask profound questions and who can probe the nature of the universe itself.