[Donald] Trump has been very inconsistent on many things; on Twitter he's been all over the place, but some of it is very consistent. That is: Do nothing about climate change except make it worse. And he's not just speaking for himself, but for the whole Republican Party, the whole leadership. It's already had impact, it will have worse impact.

Putting it in plain terms, the general public must be reduced to its traditional apathy and obedience, and driven from the arena of political debate and action, if democracy is to survive.

We do not for example say that the person has a perfect knowledge of some language L similar to English but still different from it. What we say is that the child or foreigner has a 'partial knowledge of English' or is 'on his or her way' towards acquiring knowledge of English, and if they reach this goal, they will then know English.

Procurement is a major technique of state subsidy.

The fact that all normal children acquire essentially comparable grammars of great complexity with remarkable rapidity suggests that human beings are somehow specially designed to do this, with data-handling or 'hypothesis-formulating' ability of unknown character and complexity.

There are many terrorist states in the world, but the United States is unusual in that it is officially committed to international terrorism.

I have written occasionally on links between my scientific work and political thinking, but not much, because the links seem to me abstract and speculative.