There is no such thing as garbage, just useful stuff in the wrong place.

Copenhagen has done a remarkable job creating streets that are focused on bicycles and pedestrians.

I think there's a gigantic generation gap in terms of how people understand the Internet and how much they think technology is an important factor in social change.

Optimism is a political act. Those who benefit from the status quo are perfectly happy for us to think nothing is going to get any better. In fact, these days, cynicism is obedience.

Urban retrofitting: creating different sorts of spaces and uses out of places that are already there.

If mass media, social isolation in the suburbs, alienating workplaces and long car commutes create a bunker mentality, the Internet does the opposite.

By looking at climate change as a clean energy generation problem, we're setting ourselves up not to solve it.

It's not just enough to survive. We've got to make something better than what we've got.

The denser places get, the lower the amount of energy people use to get around it.

We have to craft new political realities, not only in places like India, Afghanistan, Kenya, Pakistan, but here at home as well. Another world is possible.

Cabbies in particular seem to like discussing the fate the Earth.

Insanity is everyone expecting you not to fall apart when you find out everything you believed in was a lie.

Happiness envelopes the heart.

Aren't you ashamed, you who walk backward along the whole path of existence, and blame me for walking backward along the path of the promenade?

I typically enjoy a beautiful beach destination, as I find the water and sand to be the most replenishing.

People will really believe anything. You may have noticed this. It’s not just me. Look around.

Walk the lines of nature's palm crossed with silver and with gold.

Would I lay down my life to save my brother? No, but I would to save two brothers or eight cousins.

I'll have my way, In my own time, I'll have my say, My star will shine...

I need to keep reinventing myself.

I love nerdy work. I love writing notes. I try to go back, as much as I can, to feed what happens and why they do what they do.