A well-managed forest is a gift that keeps giving.

我了解到我的痛苦可以成为我的力量。

为了如今仰望太空，注视月球和遥看繁星的人们，我们发誓，我们决不允许太空被那些敌对国家（原文为旗帜）所征服，我们会看到自由与和平的旗帜在飘扬。（1962年我们选择登月演说）

Success is not about how much money you make, it's about the difference you make in people's lives.

You can't let your failures define you. You have to let your failures teach you.

Sometimes, I think the reason we hold onto something so tight is because we fear something so great will never happen again.

科学是一种探索未知的冒险，每一次发现都是对自然的一次敬畏。