Chemistry, until my childhood, not that long ago, was regarded as a calculating device. Because you couldn't reduce to physics. So it's just some way of calculating the result of experiments. The Bohr atom was treated that way.

For thirty years, Isreal has been highjacking ships in international waters, killing people, taking hostages, bringing them to Israel, putting them in secret prisons, all with the help of the United States. That's serious piracy.

Don't be obsessed with tactics but with purpose. Tactics have a half life.

Take pandemics. There could easily be a severe pandemic. A lot of that comes from something we don't pay much attention to: Eating meat. The meat production industry, the industrial production of meat, uses an immense amount of antibiotics.We're now running out of antibiotics that deal with the threat of rapidly mutating bacteria. A lot of that just comes from the meat production industry. Well, do we worry about it? Well, we ought to be.

Evolutionary theory has nothing to say, in general, as to whether cheating is more advantageous than cooperating. There are many circumstances in which the contrary would be true, and empirical evidence, though it exists, has little bearing on real situations.

If we don't believe in free expression for people we despise, we don't believe in it at all.

I don't entirely agree with the slogan "speaking truth to power."