Every stroke, every breath, every moment is a step closer to your goal.

For in the final analysis, our most basic common link is that we all inhabit this small planet. We all breathe the same air. We all cherish our children's futures. And we are all mortal.

The history of life is a history of change.

我们首先是为人类体验而设计。

To turn caring into action, we need to see a problem, see a solution, and see the impact. But complexity blocks all three steps.

In a state, the liberty of one citizen is a menace to the others.