translation.en: And as a result, when we say, "This isn't brain surgery," that pays tribute to how difficult it was for anyone to learn from their mistakes in a field of medicine that was considered so discouraging in its prospects.
translation.zh: 因此 当我们说“这不是一个简单的脑外科手术” 它不是用来被证明有多么困难 然后被大家当作医疗领域失败案例 来借鉴的脑外科手术 它被认为是使其所在医疗领域前景变得堪忧的手术