The Caution Triangle as Boundary: What ‘Not Friendly Do Not Touch’ Argues About Public-Sign Language

The shirt reads NOT FRIENDLY DO NOT TOUCH in warning-sign lettering, set above a yellow caution triangle containing a crossed-out hand. The words are not a joke about a person so much as a joke about a format: the visual grammar of industrial hazard signage, borrowed wholesale and pointed at social contact. The caution triangle…

The Dashed Circle and the Solid Ball: What the ‘I Had Potential’ Ramp Diagram Argues About Physics Jokes

Two white shapes sit on a dark ground. At the upper left, a dashed circle—an outline, an absence, a placeholder. At the lower right, a solid ball—filled, settled, done. Between them, a curved ramp descends. Above it all, in white capitals: I HAD POTENTIAL. That is the whole design. No equations, no arrows, no labels…