Denial
For those who believe, no proof is necessary. For those who don't believe, no proof is possible.
Skepticism
Extraordinary claims require extraordinary proof.
Look at it this way. If a child came up to you and said there was a dog in the front yard, unless you knew this child to be a pathological liar, you'd probably believe there was a dog in the front yard. If the same child said there was a big pink elephant flying down the street, you'd need more before you believed it.
Ridicule is the only weapon which can be used against unintelligible propositions. -- Thomas Jefferson
We see monsters where science shows us windmills. -- Phat
It has always struck me as odd that fundies devote so much time and effort into trying to find a naturalistic explanation for their mythical flood, while looking for magical explanations for things that actually happened. -- Dr. Adequate
...creationists have a great way to detect fraud and it doesn't take 8 or 40 years or even a scientific degree to spot the fraud--'if it disagrees with the bible then it is wrong'.... -- archaeologist