Much of the scientific community has been astonished that their increasingly strong and detailed warnings have been either ignored or attacked.

Would PBS go so far as to give air time to an even more extreme kind of disinformer, a Holocaust denier?

We have been getting rich by depleting all our natural stocks - water, hydrocarbons, forests, rivers, fish and arable land - and not by generating renewable flows.

The best thing about improvements in health care is that all the climate-change deniers are now going to live long enough to see how wrong they were.

Conservative Denyers and Delayers are the main reason America lacks the consensus and the political will to take up the fight against catastrophic climate change.

Bush and Inhofe will go down in history with other leaders such as Herbert Hoover and Neville Chamberlain who were blind to their nation's gravest threats.

In 2003... the White House conspired with an oil-company funded think tank to block a major government scientific report that sought to spell out the dangers of climate change to Americans.

Time is short. We have at most a decade to sharply reverse course.

The science is crystal clear: we humans are the primary cause of global warming, and we face a bleak future if we fail to act quickly.

The last time Earth was 1°C warmer than today, sea levels were 20 feet higher.

Do believe that if we fail to act in time, it will be the single biggest regret any of us has at the end of our lives.

The electoral college is a disaster for a democracy.

Personally, I believe in tools that close the gap between professionals and beginners, understanding that — push comes to shove — this is a world of beginners.

It was another country. It was a country for the young, a country where you died before you got old.

Sometimes … I think parents work so hard to keep us from making their mistakes, they won’t allow us to make our own.

Before the discovery of agriculture mankind was everywhere so divided, the size of each group being determined by the natural fertility of its locality.

I just love the game of basketball so much. The game! I don't need the 18,000 people screaming and all the peripheral things. To me, the most enjoyable part is the practice and preparation.

I'm really not that special. Really, I'm not. I was on a big TV show, but it was just a TV show.

I love him who chasteneth his God, because he loveth his God: for he must succumb through the wrath of his God.

If I thought there was some reason to be concerned about them, I wouldn't be sleeping in this house tonight. (When asked about continued presence of Soviet nuclear submarines along US coastlines)

Everything in nature is resurrection.