There are some things that we value as a public good that the markets can't deliver, like clean air.

I'm a monomaniac with one goal: clean air from clean energy.

We have some real political differences among us, but we all share the same goals: clean air and water, injury free workplaces, safe transportation systems, to name a few of the good things that can come from regulation.

Access by kids to the Internet should be like kids breathing clean air.

I want all hellions to quit puffing that hell fume in God's clean air.

Give the public everything you can give them, keep the place as clean as you can keep it, keep it friendly.