The massive quantities of radiation that would be released in a war fought with nuclear weapons might, over time, cause such great changes in the human gene pool that following generations might not be recognizable as human beings.

The power of an aroused public is unbeatable.

It is clear to me that unless we connect directly with the earth, we will not have the faintest clue why we should save it.

Cuba is a wonderful country. What Castro’s done is superb.

Politics is not really politics any more. It is run, for the most part, by Madison Avenue advertising firms, who sell politicians to the public the way they sell bars of soap or cans of beer.

The U.S. population, a mere four or five percent of the world total, creates half the world's toxic waste.

If you inhale a millionth of a gram of plutonium, the surrounding cells receive a very, very high dose. Most die within that area, because it's an alpha emitter. The cells on the periphery remain viable. They mutate, and the regulatory genes are damaged. Years later, that person develops cancer. Now, that's true for radioactive iodine, that goes to the thyroid; cesium-137, that goes to the brain and muscles; strontium-90 goes to bone, causing bone cancer and leukemia.