He must think her the most gullible fool in the world.
When did the media become such gullible fools to be used a a propoganda tool.
I would have been a gullible fool and not worthy of my wealth.
Strange as it may seem to you, being a Christian does not mean being a gullible fool.
Only a gullible fool could have to consider the possibility.
She refuses to be made to look like a gullible fool.
"You were always the gullible fool," the Tellux man said.
Only some kind of gullible fool would believe something like that.
Only a few believed that he had committed suicide, and Junior was certainly not one of those gullible fools.
My teacher is a gullible fool who took a thief for an apprentice.