Murray Gell-Mann discussing why elegant equations more likely to be right than inelegant ones.

*What is Beauty* ? When in terms of some mathematical notation, you can write the theory in a very brief space, without a lot of complication that’s essentially what we mean by beauty or elegance.

*What is the role of Unification* ? We believe there is a unified theory underlying all the regularities. Steps toward unification exhibit the simplicity and self-similarity across the scales. Therefore the math for one skin (of the onion) allows you to express beautifully and simply the phenomenon of the next skin.

**“You don’t need something more to explain something more.”**