I did expect it to be difficult, have sleepless nights, constant feedings, but I did not expect the feelings of isolation and loneliness that I experienced, and I was really surprised that no one had talked to me, that I was going to be feeling this way.

(Laughter) (Applause) While all the brothers were busy just being hyper-connected 24/7, maybe a sister would have noticed the iceberg, because she would have woken up from a seven-and-a-half- or eight-hour sleep, and have been able to see the big picture.

I watch it sniffing the paper ceaselessly, intent as any forager that has nothing on its mind but the grubs and insects that will allow it to live another day.

And the accumulated amount of man-made, global warming pollution that is up in the atmosphere now traps as much extra heat energy as would be released by 400, 000 Hiroshima-class atomic bombs exploding every 24 hours, 365 days a year.

An analysis of this respirocyte, designed by Rob Freitas, indicates if you replace 10 percent of your red blood cells with these robotic versions, you could do an Olympic sprint for 15 minutes without taking a breath.

Be it my first test as a marathon swimmer, when I decided to swim for 12 hours non-stop in a swimming pool or crossing the English Channel in 13 hours and 55 minutes.