Here are some linguistic or conceptual metaphors based on the number seven: 7 (lucky number): Agent 007 (James Bond), heptagon, heptathalon, in seventh Heaven, September, Septagenarians, septuplets, Seven Brides for Seven Brothers, seven cities of gold, seven deadly sins, seven faces of Dr. Lao, seven hills of Rome, seven Samurai, seven seas, seven sisters (Pleiades)(colleges), seven voyages of Sinbad, seven wonders of the world Snow White and the seven dwarves, seven year itch, and the seventh inning stretch.

Check out the attached PowerPoint about Number Metaphors, and then discuss number metaphors in English and other languages