We must strive to become good ancestors.

I think Hillary Clinton is a militarist. She is a political coward. The interesting thing about Hilary Clinton, like Bill Clinton dodging the draft, he never touched the Pentagon - she is in the same position.

Washington DC is corporate-occupied territory.

In this rigged, two-party system, third parties almost never win a national election. It's obvious what our function is in this constricted oligarchy of two corporate-indentured parties - to push hitherto taboo issues onto the public stage, to build for a future, to get a young generation in, keep the progressive agenda alive, push the two parties a little bit on this issue and that.

Militaristic foreign policy is destroying America.

The financial wealth of the top 1 percent of households in the U.S. exceeds the combined wealth of the bottom 95 percent.

One day at Princeton, I noticed there were dead birds on the pavement between the campus buildings, where very large trees were. It turns out it was DDT. At the time, in the early '50s, no one thought DDT was dangerous to anybody but insects. I went down to the Daily Princetonian, the college paper, and tried to persuade them to do a story. They said, "Naw, there's nothing wrong." But that taught me a very important lesson. One, that newspaper people can get very jaded. Second, that you might know something, like an expert chemistry professor, you are not going to apply what you know.