I believe he's thanking you for the grandmotherly advice/admonishment.....

( i agree with you QS, i've got 3 family members in law enforcement... the "the rules apply to everyone but me and i'll just lie and they'll believe me because i'm smarter than them" defense stories always make for good stories at family gatherings)

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You have your way. I have my way. As for the right way, the correct way, and the only way, it does not exist.