成功投资的关键是清楚地理解风险和回报。

C语言古怪、有缺陷，但却取得了巨大的成功。

（道德高尚的人）明察安危，安于祸福，谨慎地对待去留，就没有什么能够伤害他们。

If we want clean air and water, we must start by protecting our forests.

The diversity of exoplanets is astonishing, ranging from gas giants to rocky worlds, some of which may harbor life.

The truth is, I don't know what I'm doing half the time, but I do it with confidence.

Labor is the source of all wealth and all culture.

理论地理学是空间科学的女王。