The five-year mean global temperature has been flat for the last decade

We're running out of time.

Imagine a giant asteroid on a direct collision course with Earth. That is the equivalent of what we face now with climate change, yet we dither.

We are on the precipice of climate system tipping points beyond which there is no redemption.

It would be immoral to leave young people with a climate system spiraling out of control.

Global warming has already triggered a sea level rise that could reach from 6 metres (19.69 ft) to 25 metres (27.34 yards).

What we are doing to the future of our children, and the other species on the planet, is a clear moral issue.

How long have we got? We have to stabilize emissions of carbon dioxide within a decade, or temperatures will warm by more than one degree... We don't have much time left.

What has become clear from the science is that we cannot burn all of the fossil fuels without creating a very different planet.

It's as certain that as long as fossil fuels are the cheapest energy, we will just keep burning them.

We have at most ten years—not ten years to decide upon action, but ten years to alter fundamentally the trajectory of global greenhouse emissions.

Positive self-talk is to emotional pain as pain pill is to physical pain.

Here we are, Arms in arms, Hearts to heartsWaiting in a haunted stop, For the sky to fall, When the world ends to a knot, We will rise into one.

Being judgmental is a form of attack keeping others off balance.

Silence is full of the unspoken, of deeds undone, of confessions to secret love, and of wonders not expressed. Our truth is hidden in our silence, Yours and I.

It's been said to me that I'm self-destructive because I'll walk away from things that are good.

For the word is dialectical in itself and at the same time is integrated into the whole of existence. By this I mean that the word is intended to be lived.

The creative act is like writing a letter. A letter is a project; you don't sit down to write a letter unless you know what you want to say and to whom you want to say it.

I daresay I was the worst bed partner in five continents.

Love is the only rational act.

'The End of America' details the 10 steps that would-be dictators always take in seeking to close an open society; it argued that the Bush administration had been advancing each one.