However well this finding might support our thesis, its real use is to paint a vivid picture of what deep practice feels like. It's the feeling, in short, of being a staggering baby, of intently, clumsily lurching toward a goal and toppling over. It's a wobbly, discomfiting sensation that any sensible person would instinctively seek to avoid. Yet the longer the babies remained in that state—the more willing they were to endure it, and to permit themselves to fail—the more myelin they built, and the more skill they earned. The staggering babies embody the deepest truth about deep practice: to
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