A lot of people go straight from denial to despair without pausing in the middle and doing something about it.

Two thousand scientists, in a hundred countries, engaged in the most elaborate, well organized scientific collaboration in the history of humankind, have produced long-since a consensus that we will face a string of terrible catastrophes unless we act to prepare ourselves and deal with the underlying causes of global warming.

America's political system has evolved over the last 50 years in ways that have enhanced the power of business lobbies.

Earlier in this century, the Heisenberg Principle established that the very act of observing a natural phenomenon can change what is being observed. Although the initial theory was limited in practice to special cases in subatomic physics, the philosophical implications were and are staggering.

A majority of Trump's voters were in favor of staying in the Paris Agreement. And if you look at what's really happening in the economy, the economic argument actually is very strongly in favor of the Paris Agreement. There are now twice as many jobs in the solar industry as in the coal industry. Solar jobs are growing 17 times faster than other jobs in the U.S.

As long as the government's actions are secret, it cannot be held accountable. A government for the people and by the people should be transparent to the people.

(George Bush) betrayed this country! He played on our fears. He took America on an ill-conceived foreign adventure dangerous to our troops, an adventure preordained and planned before 9/11 ever took place!