Disney here isn't merely celebrating Mickey's humble origins—he's naming something rarer: the discipline to remember what actually matters when success has multiplied beyond recognition. A garage startup becomes a corporation with theme parks and broadcast networks, yet the founder's insistence on tracing everything back to one small idea resists the human temptation to reinvent your own mythology. You see this same principle when a successful author credits an offhand conversation that sparked their novel, or when a company founder still keeps the original product prototype on their desk—not sentimentally, but as an anchor against losing the thread. The real power lies in staying small-minded on purpose, in a way that feels almost defiant against the scale you've achieved.