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Studies such as these demonstrate that once we have an experience, we cannot simply set it aside and see the world as we would have seen it had the experience never happened.

I heard someone (my boss, actually) say, "Do it right the first time." I instinctively knew that wasn't right. The only time anyone does anything right the first time is when they follow directions given by someone else who has done it many times before. The first time doing anything is an experiment. And so it is with kanban. The first board design attempt is an experiment to help you discover how to improve your workflow.

We do not receive wisdom, we must discover it for ourselves, after a journey through the wilderness which no one else can make for us, which no one can spare us, for our wisdom is the point of view from which we come at last to regard the world.

According to Ericsson, what we call expertise is really just "vast amounts of knowledge, pattern-based retrieval, and planning mechanisms acquired over many years of experience in the associated domain." In other words, a great memory isn't just a by-product of expertise; it is the essence of expertise.