Select the correct inference of the given passage from "the cask of amontillado."

"these vaults," he said, "are extensive."
"the montresors," i replied, "were a great and numerous family."
"i forget your arms."
"a huge human foot d'or, in a field azure; the foot crushes a serpent
rampant whose fangs are imbedded in the heel."
"and the motto? "
"nemo me impune lacessit."
"good! " he said.