Dear Jackson In English, a plane can mean a flat surface. To "cut through a plane" means to get past the surface - like a diver who cuts through the surface of the water Used as a metaphor, the rational plane is what we normally understand about objects, time and space. To cut through the rational plane is to have a good understanding of how things work in the world The emotional plane is about feelings.
New words, one handy idiom, and a 2-minute quiz — delivered to your inbox to keep your streak alive.