When we settled our country, the dark forest was considered in some ways evil and something that you needed to plow or, later, bulldoze. We now have a new understanding of the interconnectedness of ecosystems and the need for bird flyways and why all species matter.

If Reagan had intelligence information that showed that the upheaval in Egypt is actually Democratic in spirit, then he would have, I believe, turned his back on Mubarak, even though there's a long friendship between the United States and Egypt.

I feel like I'm always learning from people.

The world of high-stakes international diplomacy can be rough and tumble, but it's more often than not a procession of suits and summits, protocol sessions and photo ops.

Determining the value of individual texts has been an ideological scuffle in literary criticism for centuries: but the environmental cost of printing them hauls this dispute from the ivory tower into day-to-day decision-making. Is it right to write? The publishing industry is slowly beginning to commit to using sustainably harvested trees.

As President Trump quickly moved to limit immigration, civil rights, and environmental protections, I felt fear for my young children, and guilt, too - as if I'd somehow betrayed the unspoken contract all parents make to give our children a better life than ourselves.

The most important environmental issue is one that is rarely mentioned, and that is the lack of a conservation ethic in our culture.

The simple facts of Chadian life - what it takes to survive in that kind of climate with nothing but a hut and some animals - stunned me. And this made me realize, perhaps for the first time, how easy my life was compared to those of people in less privileged societies.