You know I’ve made dozens of medallion quilts, and I’ve thought about this a lot. Each one I’ve made is different and has its own personality, so distilling down the differences into a rule set has taken a while. But here goes:
There is no need for fear, because you can’t fail. Have fun, experiment, try new things. Don’t stress about borders that don’t fit — add a piece or whack some off. Make it fit but flat. Let it show your spirit, your honest expression of yourself.