Quotes about Gullibility

I always think that the franker you are with people, the more you're likely to deceive 'em; so unused is the modern world to the open hand and the guileless heart

We affect to laugh at the folly of those who put faith in nostrums, but are willing to see ourselves whether there is any truth in them.

Once people stop believing in God, the problem is not that they will believe in nothing; rather, the problem is that they will believe anything.