There are very interesting books about these events, for instance one by a very well-known American historian named William R. Polk called Violent Politics. It's a record of what are basically guerrilla wars from the American Revolution right up through the wars in Afghanistan and Iraq.

My position is that we should not succumb to irrational belief.

To construct a scientific theory from the data and to be able to recognize that it is a reasonable theory is possible only if there are some very sharp restrictive principles that lead you to go in one direction and not in another direction. Otherwise, you wouldn't have science at all, merely randomly chosen hypotheses.

Naming our murder weapons after victims of our crimes: Apache, Tomahawk... It's as if the Luftwaffe were to call its fighter planes 'Jew' and 'Gypsy.'

Markets also have a very bad psychological effect. They drive people to a conception of themselves and society in which you're only after your own good, not the good of others and that's extremely harmful.

No use in waiting, we can all work hard to bring about changes.

Human language appears to be a unique phenomenon, without significant analogue in the animal world.