每个矿工的贡献对于保持灯火通明至关重要。
Confidence isn't optimism or pessimism, and it's not a character attribute. It's the expectation of a positive outcome.
The joy of discovery is what keeps me motivated after all these years.
我认为没有什么比发明家看到自己脑中的创造逐渐走向成功时更令人心潮澎湃的了。
美国的理念对我非常重要。它是关于自由、民主和创造自己命运的能力。
最深刻的真理往往是我们忽略的那些。
Our strength comes from our people—their expertise, dedication, and passion for what they do.