The golden ratio also shows up when solving the ancient geometric problem of squaring the circle using the yin yang method. Which I believe is the minimum amount of steps you can use to "solve" the problem. Interestingly, the circle represents the spirit, or metaphysical, and the square represents the physical world we live in and Phi is in between them. The square, which is the most basic 2 dimensional shape possible, represents this plane we live on and the circle, a 1 dimensional shape represents the spirit, Phi, which looks like a vibrating string in the solution is the beauty that bridges the two