质量不是承诺;它是一种交付。
Quality is not a promise; it is a delivery.
我们都是自己期望的受害者。
安全必须始终是我们所做一切的首要任务。
化学不仅描述世界,它还改变世界。
The greatest enemy of knowledge is not ignorance, it is the illusion of knowledge.
The strength of a society lies in its ability to balance individual freedom with social cohesion.