一旦心灵被启蒙，就无法再次变得黑暗。

海洋不仅是一种资源；它是我们必须为子孙后代承担的责任。

In the vastness of the universe, our problems seem small, yet our potential for understanding is limitless.

I'm tough, I'm ambitious, and I know exactly what I want. If that makes me a bitch, okay.

The great powers are always searching for opportunities to gain power at the expense of their rivals, which makes them inherently aggressive.

物理学的美丽在于它能够用几个简单的方程来描述宇宙。