释义：财富和地位并没有固定的来源，都是通过勤奋努力得来的。

The transition to clean energy is irreversible.

We need to reshape our own perception of how we view ourselves. We have to step up as women and take the lead.

好奇心是驱使我们理解宇宙的动力。

用户需求是产品开发的出发点，也是落脚点。