But what was credible, what is biological and scientific fact, is that we all stem from Africa -- in fact, from a woman called Mitochondrial Eve who lived 160, 000 years ago.
It was the realization that I had come very close to dying -- in the same way that the Earth, our mother, is barely holding on, in the same way that 75 percent of the planet are hardly scraping by, in the same way that there is a recipe for survival.
The right of peoples to live together in the same state, worshiping differently, freely -- a Middle East, a world, in which religion is not the subject of division or of debate.
What they wanted was my email address so they could ask me more questions. (Laughter) Let me just say, look, my job is a privilege because we're in a special time.
Well, I was born with a rare visual condition called achromatopsia, which is total color blindness, so I've never seen color, and I don't know what color looks like, because I come from a grayscale world.
And one day, after a woman I met on the street did the same and I later asked her why, she told me that, best she could tell, her tears had had something to do with my being happy and strong, but vulnerable too.
But there is another part that we must together rebuild, to build our societies, our modern family of societies, we are at a point where we cannot go back.
But then a few years later, her mother died, and that seemed stranger still, because her mother came from a long line of people who just seemed to live forever.
That's not to say that malaria is unconquerable, because I think it is, but what if we attacked this disease according to the priorities of the people who lived with it?
Finally, older people in traditional societies have a huge significance that would never occur to us in our modern, literate societies, where our sources of information are books and the Internet.
And the soldier folded his arms, and the artist launched into a Jeffersonian panegyric to democracy such as those of us who live in a Jeffersonian democracy would be hard-pressed to present.
I sat back on my bunk and I reflected on something I had read in [Plato], where Socrates stated in "Apology" that the unexamined life isn't worth living.
This movie made the Stasi known worldwide, and as we live in an age where words such as "surveillance" or "wiretapping" are on the front pages of newspapers, I would like to speak about how the Stasi really worked.
Let's think about it this way: We are 21st-century citizens, doing our very, very best to interact with 19th century-designed institutions that are based on an information technology of the 15th century.
And it's a big project I'm doing over this year, which is researching in very different regions of Brazil, in very different forms of cults, and trying to understand how people live together with spirituality nowadays.
And one of the best ways we can take care of the human patient is by paying close attention to how all the other patients on the planet live, grow, get sick and heal.
We had teachers who taught us how to raise our hands in class, and not just to signal surrender, and that the only thing we should give up is the idea that we aren't worthy of this world.
想像してください この考えが 何百万人もの 認知症と共に生き 死にゆく人々に どう影響するでしょう
Imagine the ripples of this notion for the millions of people living and dying with dementia.
So I wanted to find out, what is it that sets these people apart, the people who do the passionate, world-changing work, that wake up inspired every day, and then these people, the other 80 percent who lead these lives of quiet desperation.
Imagine living in a world where we simply recognize that deep, existential fear in one another and love one another boldly because we know that to be human is to live with that fear.
I was so determined to survive that I used my scarf to tie tourniquets around the tops of my legs, and I just shut everything and everyone out, to focus, to listen to myself, to be guided by instinct alone.
It is this fear that's feeding the diet industry, which is keeping so many of us from making peace with our own bodies, for waiting to be the after-photo before we truly start to live our lives.
And I would like today to ask that we begin to dream about and plan for a different world, a fairer world, a world of happier men and happier women who are truer to themselves.
(Laughter) I know that as you have been peering into the future, and as we've heard some of it here tonight, I would like to live in that age and see what is going to be.
So in conclusion, the eleventh reason for optimism, in addition to the space elevator, is that I think with technology, entertainment and design, we can actually increase the amount of tonnage of human happiness on the planet.
He had become, in his isolation, so deformed and so sexy, that he had to talk through a kind of old-timey radio to the outside world, and could never touch them.
What would that actually mean for how long people of various ages today -- or equivalently, of various ages at the time that these therapies arrive -- would actually live?
Water from the sea forms clouds that return to the land and the seas as rain, sleet and snow, and provides home for about 97 percent of life in the world, maybe in the universe.
Now, I want to tell a story, which is a very famous story in the Indian and Buddhist tradition, of the great Saint Asanga who was a contemporary of Augustine in the West and was sort of like the Buddhist Augustine.
(Applause) Under the circumstances, it's profoundly important that every single American child leaves school knowing how to cook 10 recipes that will save their life.
Now, very quickly, another reason we cannot think straight about happiness is that we do not attend to the same things when we think about life, and we actually live.
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