It's possible that:
* It's a personal motto: If "Fulton J." is a person, they may have a personal motto they use, but it wouldn't be public knowledge.
* It's a fictional name: If this name is from a fictional story, the motto might be mentioned in the story's context.
* It's a misunderstanding: You might be thinking of a different name or a different kind of phrase.
Please provide more context or information about what "Fulton J." refers to, and I may be able to help you find a motto.