People must feel that the natural world is important and valuable and beautiful and wonderful and an amazement and a pleasure.

"A writer's duty is to tell the truth, no matter how painful."

The challenge of our time is to harness energy without harming the planet.

The climate system is an angry beast, and we are poking it with sticks.

"Color is a language; it can convey mood, time, and even character development."

最大的残忍是我们对他人绝望的随意漠视。