In one century we've added 28 years to our average life span - a change so rapid that our brains couldn't possibly have evolved to accommodate it.

There is at least one point in the history of any company when you have to change dramatically to rise to the next level of performance. Miss that moment - and you start to decline.

Despite the fact that in America we incarcerate more juveniles for life terms than in any other country in the world the truth is that the vast majority of youth offenders will one day be released. The question is simple and stark. Do we want to help them change or do we want to help them become even more violent and dangerous?

I first became a vegetarian when I was nine in response to an argument made by a radical babysitter. My great change - which lasted a couple of weeks - was based on the very simple instinct that it's wrong to kill animals for food.

The question I've come to think is not what inspires one to change but what inspires one to remain changed.

Celebrity culture has gone crazy and I think the reason is that real news is just not bearable and it also seems impossible to change anything.

When it comes to meat change is almost always cast as an absolute. You are a vegetarian or you are not.

Polite and velvety leaders who take care to avoid bruising others are generally not as effective at forcing change.

Maybe one day the world will change that we'll be in a luxurious position of being able to debate whether or not it's inherently wrong to eat animals but the question doesn't matter right now.

When you go off in the world and make your life and you come back to your home town and you find your old high-school friends driving in the same circles doing the same things that's what Hollywood's like. It's a little block little town. It doesn't really grow or change.