即使追求效率，质量也绝不能妥协。

I would like to fly in space.Absolutely.That would be cool.I used to just do personally risky things， but now I’ve got kids and responsibilities， so I can’t be my own test pilot.That wouldn’t be a good idea.But I definitely want to fly as soon as it’s a sensible thing to do.

我们认为正确的事情有时会被证明是错误的，而我们认为是错误的事情有时会被证明是正确的。

政府的科学是我必须研究的，比其他所有科学都重要；立法、行政和谈判的艺术应该取代，实际上在某种程度上排除所有其他艺术。

The darkness within us is what makes us human. Acknowledging it is the first step towards true strength.

I love the competition, the challenge, and the fight.