CW 324a The Fourth Dimension Lecture 4: Representing figures of higher dimensions in lower dimensions (Berlin, May 24, 1905) by Rudolf Steiner

Exploring the challenges of representing higher dimensions in lower dimensions, using colors to symbolically represent higher dimensions, understanding four-dimensional space through spreading out cubes, the alchemical tradition of representing higher dimensions, the importance of developing exercises for true view of four-dimensional space, and the alchemical process of combining elements to create astral substances.