Tattoo
Text only: a tattoo of the logic symbol ∀t, meaning 'for all time.'
Use this cartoon
Free for classrooms, worksheets, slides and other non-commercial use under CC BY-NC 4.0, with credit to Ben Orlin.
Cartoon by Ben Orlin, Math with Bad Drawings. https://cartoons.mathwithbaddrawings.com/2017-05-23-tattoo/ (CC BY-NC 4.0)Transcript
"Tattoo suggestion: ∀t"
"(That way people will know that it's permanent.)"