The original meaning of “Engine” is a creative and exquisite device.
This word originated from “Ingenium” in Latin means “Inner temperament, Intelligence, Insight”
and is related to the word of “Genius” as well.
“Engineer” means “the man who make engine” by originated from “Engine”
Thus, the word is commonly called “Creative and exquistie device or power system device, furthermore the man who make search device”
Engine is what change world, Engineer is the man who change world.
in <Kkondae, The young vs Engineer>