When I was growing up, my parents told me, 'Finish your dinner. People in China and India are starving.' I tell my daughters, 'Finish your homework. People in India and China are starving for your job.'

When I think back on my favorite teachers, I don't remember anymore much of what they taught me, but I sure remember being excited about learning it. What has stayed with me are not the facts they imparted, but the excitement about learning they inspired.

We've gone from thinking the fuels that powered our growth were inexpensive, inexhaustible and benign to understanding they are exhaustible, expensive and toxic. Once you frame the problem that way, people will look at solutions differently.

The Dell Theory of Conflict Prevention argues that no two countries that are both part of the same global supply chain will ever fight a war as long as they are each part of that supply chain.

If we do not change our negative habits toward climate change, we can count on worldwide disruptions in food production, resulting in mass migration, refugee crises and increased conflict over scarce natural resources like water and farm land. This is a recipe for major security problems.

From a planning perspective, economic degradation begets environmental degradation, which begets social degradation.

It's so interesting that when I finished 'The X-Files' in 2002, the - call it the political and cultural climate in America - was one of fear, and trust of government. Because we put ourselves in the hands of the authority who was going to protect us. And, you know, we gave up a lot of our liberties to Homeland Security, etc.

I think it's a shame when the arts have to suffer because of corporate greed. People will always strive to make film, and the only important thing is that we keep trying to make ourselves heard and keep making our films, no matter what the climate is.