Sometimes he or she has a bad day and has the disadvantage of not being able to lean on knowledge of the subject matter as heavily as some.
Other points:
a) Michael Medved said on talk radio today that our police forces should help enforce morality. I say they should be in the business of secular law enforcement rather than religious law enforcement. If the law is not on the secular law books, they should not be dinking around.
b) When did we as life forms choose to sense energy patterns rather than particles?
c) Spa, juice bar, planetarium culture