Successful movements also need an organisational model that allows them to keep growing.

I might find myself standing, transfixed, by the roadside, watching a sparrowhawk hunting among the bushes, astonished that other people could ignore it. But they might just as well be wondering how I could have failed to notice the new V6 Pentastar Sahara that just drove past.

Immense wealth translates automatically into immense environmental impacts, regardless of the intentions of those who possess it.

Places that have become agricultural deserts, trashed by giant corporations, could be reforested, drawing carbon dioxide from the air on a vast scale. The ecosystems of land and sea could recover, not just in pockets but across great tracts of the planet.

There are no true friends in politics. We are all sharks circling, and waiting, for traces of blood to appear in the water.

Chinese entrepreneurs have to implement their work under the leadership of the Party and the government - it is very clear.

No one can change the definition of what behavior is presidential because that definition fundamentally depends on what our form of government requires, not on what one individual prefers.

Bush v. Gore' gave us a president who lost the popular vote, eventually appointed two more justices, and led us into a war of choice while failing to regulate a financial system dependent on toxic mortgage-backed derivatives.