If a power station were to be built down the road, I'd prefer a nuclear plant over an oil burner, and definitely over a coal burner. We simply have to lessen our consumption of fossil fuels.

I've got personal views on the '60s. You can't have freedom without paying the price for it.

The inertia of humans is so huge that you can't really do anything meaningful.

Geological change usually takes thousands of years to happen but we are seeing the climate changing not just in our lifetimes but also year by year.

Climate change now represents so urgent a threat to mankind that the only way to deal with it is by suspending democracy.

I'm a scientist, not a theologian. I don't know if there is a God or not. Religion requires certainty.

An inefficient virus kills its host. A clever virus stays with it.