The entire North Polar ice cap is disappearing before our very eyes. It's been the size of the continental United States for the last 3 million years and now 40 percent is gone and the rest of it is going.

When you have the facts on your side, argue the facts. When you have the law on your side, argue the law. When you have neither, holler.

The era of procrastination...is coming to a close...we are entering a period of consequences - Winston Churchill (warning about the danger of appeasement

The dominance of short-term perspectives has led to routine decisions in the markets that sacrifice the long-term buildup of genuine value in pursuit of artificial, short-term gains.

In the end, we must restore a balance within ourselves between who we are and what we are doing. Each of us must take a greater personal responsibility for this deteriorating global environment; each of us must take a hard look at the habits of mind and action that reflect - and have led to - this grave crisis.

As important as it is to change the light bulbs, its more important to change the laws

Population growth is straining the Earth's resources to the breaking point, and educating girls is the single most important factor in stabilizing that. That, plus helping women gain political and economic power and safeguarding their reproductive rights.