At this early stage in our evolution, now through our infancy and into our childhood and then, with luck, our growing up, what our species needs most of all, right now, is simply a future.

Doctors, dressed up in one professional costume or another, have been in busy practice since the earliest records of every culture on earth. It is hard to think of a more dependable or enduring occupation, harder still to imagine any future events leading to its extinction.

It is only when you watch the dense mass of thousands of ants, crowded together around the Hill, blackening the ground, that you begin to see the whole beast, and now you observe it thinking, planning, calculating. It is an intelligence, a kind of live computer, with crawling bits for its wits.

Very few recognize science as the high adventure it really is, the wildest of all explorations ever taken by human beings, the chance to glimpse things never seen before, the shrewdest maneuver for discovering how the world works.

I wouldn't have launched 'Sharp Daily' without smartphones. Frankly, there's no reason for me to start another newspaper - it's a dying industry. But the smartphone is changing everything.

Nothing is more sad than the death of an illusion.

Nature is very cruel. It is much riskier to love any living being than not. I'm painfully aware that even my little dog is a walking bundle of mortality. I'm painfully aware he's going to pass.

I just always wanted to study human behavior because every psychologist that I would talk to would tell me I was bipolar, and I know I'm not bipolar, so I had to perform a psychoanalysis on myself to find out that I have unresolved grief.