Design Systems Are a Conversation
A design system is not a rulebook. It is an ongoing dialogue between design and engineering.
The first mistake teams make with a design system is treating it as a finished artifact. They spend months perfecting tokens and components, ship it, and then watch it slowly drift out of sync with the real product.
A living design system works differently. It assumes that the product will keep changing, and it builds in the feedback loops to keep up. When an engineer needs a variant that does not exist, that is a signal, not a violation. The system grows to meet real needs instead of guessing at them up front.
The best systems make the right choice the easy one. A well-named component used correctly should take less effort than building something custom. When that is true, consistency stops being a rule you enforce and becomes the natural outcome of people doing their work.