The runner’s high. “Wired in.” Bringing your “A” game. Across sports, business, gaming, the arts, top players seek “the zone,” operating at peak capacity. It’s a phenomenon across cultures and throughout history. In this heightened state of intense focus yet relaxation, everything becomes effortless, intensely pleasurable, most effective. Time may seem to slow down. We’re absorbed in the present, not thinking of results. The more we can perform at this level, the more successful we are. How can we optimize this capacity?