Concluding that because you can’t or refuse to believe something, it must not be true, improbable, or the argument must be flawed. This is a specific form of the argument from ignorance .
Examples:
- Marty: Doc, I’m from the future. I came here in a time machine that you invented. Now, I need your help to get back to the year 1985. Doc: I’ve had enough practical jokes for one evening. Good night, future boy!
Synonyms: argument from personal astonishment, argument from personal incredulity, personal incredulity