I feel so bad saying this, but... he's a complete stranger to me, and I'm not to him, and he knows everything about me, and I'm just starting over with you... him.

You can beat me, rob me, hang me like dry cleaning, burn my fucking hair off, but don't tell me you're taking me to the airport when really you're going to kill me.

As I mentioned earlier, he clearly doesn't want to kill me, so, no, I'm not afraid.

Oh, it's mine now just like this town is mine, Davina's mine, and Elijah's mine until I feel like giving him back.

Makes me think maybe you had a couple more mathematicians in your crosshairs.

You know, I get that driving fast is going to be necessary, but driving like a complete maniac in order to scare me out of the car is not going to work.

I'm willing to tell you whatever you want to know, but only if you agree to spare the lives of everyone else in this courtroom.

We have to figure out why we keep letting this happen, because we are in the midst of what may be our highest-stakes gamble of all -- deciding what to do, or not to do, about climate change.

So I've been looking at this fear of judgment that we have, that you don't do things, you're afraid you're going to be judged; if you don't say the right creative thing, you're going to be judged.

And since the world will end soon -- if climate change doesn't kill us all, then runaway artificial intelligence will -- a natural response is to enjoy life while we can, eat, drink and be merry, for tomorrow we die.

Now, Canadian summers are pretty mild at best -- about 22 degrees Celsius or 72 degrees Fahrenheit is a typical summer's day, and not too hot.

Here's one example: Neuro drinks, a line of products, including Nuero Bliss here, which according to its label helps reduce stress, enhances mood, provides focused concentration, and promotes a positive outlook.

There is only one option, I'll repeat to you, only one option left to climatologists and scientists, and that is to do the unthinkable, and to use livestock, bunched and moving, as a proxy for former herds and predators, and mimic nature.

This tells us where the big biodiversity changes occur from habitat to habitat, and that's really important because it tells us a lot about where species may migrate to and migrate from as the climate shifts.

They grab the spotlight for causes they support, forcing us to take note, acting as a global magnifying glass for issues that we are not as aware of but perhaps we should be.

Of course, our elected representatives are not saying, "Yes, we're going to vote according to what citizens decide, " but they're willing to try.

And the other thing about those sites is that exactly like on Mars three and a half billion years ago, the climate is changing very fast, and water and ice are disappearing.

People asked me what the best part of this whole thing was, and it was a chance to work with the best experts in meteorology and ballooning and parachute technology and environmental systems and high altitude medicine.

But then Lorna came upon a reference to a paper that had been published in German in 1944, the year after Kanner's paper, and then forgotten, buried with the ashes of a terrible time that no one wanted to remember or think about.

They see supporting gender equality something akin to the cavalry, like, "Thanks very much for bringing this to our attention, ladies, we'll take it from here."

This is taken from a study by Dai published in 2011, where he took into consideration all the potential effects of climate change and expressed them -- amongst other things -- increased aridity due to lack of rain or infrequent rain.

And she always had a facetious answer for her facetious question, but the answer I remember today is, "It feels good because the universe chose its constraints, and we are its art."

And on a scientific level, fire differs from gas because gases can exist in the same state indefinitely while fires always burn out eventually.

And oh -- by the way, even in consenting relationships, just because you get a nude photo or a naked pic, does not give you the right to share it, even [without] the intent to do harm.

We can all agree that bigotry is unacceptable, but when we see it, we're silent, because it makes us uncomfortable.

Basically, we face an enormous and growing number of gigantic, existential global challenges: climate change, human rights abuses, mass migration, terrorism, economic chaos, weapons proliferation.

(Applause) CA: People want to position this as an either or, that there are so many desperate things happening on the planet now from climate to poverty to, you know, you pick your issue.

Now, we know that climate change is happening because we can see it: rising temperatures, melting icecaps, shifts in rainfall patterns.

And we really need this next generation to be able to focus on some big problems: climate change, economic disparity, massive cultural differences.

Moreover, this brain circuit for reward is working, and you're feeling intense energy, intense focus, intense motivation and the willingness to risk it all, to win life's greatest prize.

I live and work in San Francisco, and if you're looking for funding, you are typically going to compete with some very young people from the high-tech industry, and it can be very discouraging and intimidating.

I'm here to tell you my story, because it was precisely 22 years later that I even wanted to open up enough to talk about it, when a friend encouraged me.

As I began traveling around Africa talking about the problems faced by chimpanzees and their vanishing forests, I realized more and more how so many of Africa's problems could be laid at the door of previous colonial exploitation.

We face risks whichever way we turn: a world changed by climate change or a world changed by climate change and our efforts to counter climate change.

And I fell like I'm part of something larger than myself, and we all sort of shield each other from anything else that might otherwise grab our attention, and we can all just be there.

But we are so deeply thankful for every single message that people feel better, just because we shared our story with them.

(Laughter) And since I'm here baring my soul with you, I can reveal that I did not even know what the word "docile" meant.