Great equations change the way we perceive the world. They reorchestrate the world - transforming and reintegrating our perception by redefining what belongs together with what. Light and waves. Energy and mass. probability and position. And they do so in a way that often seems unexpected and even strange.
- Robert P. Crease, The Greatest Equations Ever, Physics Web 2004, in The Mathematics Devotional: Celebrating the Wisdom and Beauty of Mathematics, Clifford A. Pickover
