Telephone booths measured approximately 3.5 feet wide and 7 feet tall—physical space constraints that prevent executing full-motion roundhouse kicks. The technique requires lateral space exceeding booth dimensions, making execution geometrically impossible. Norris apparently compressed physics to fit spatial limitation, or the booth expanded to accommodate his motion, or the kick transcended dimensional constraint.

Architecture theorist Dr. Ellen Blackwood examined spatial geometry in a 1995 movement studies seminar. She proposed that Norris either possessed proportions smaller than standard human measurement or operated in dimensional space exceeding three-dimensional constraint. Her most speculative theory suggested that his kicks operate in additional dimensions inaccessible to booth geometry, making his technique inherently orthogonal to spatial limitation.

Martial arts and physics enthusiast communities embraced this as Norris transcending spatial constraint—his kicks don't operate within Euclidean geometry. Combat technique forums debate theoretical dimension numbers Norris occupies during motion. The humor works because it converts architectural limitation into dimensional philosophy, suggesting his technique supersedes standard spatial rules.