The very properties of the human mind that provide an enormous scope for human genius in some domains will serve as barriers to progress in other domains, just as the properties that enable each child to acquire a complex and highly articulated human language block the acquisition of other imaginable linguistic systems.

American society is now remarkably atomized. Political organizations have collapsed. In fact, it seems like even bowling leagues are collapsing. The left has a lot to answer for here. There's been a drift toward very fragmenting tendencies among left groups, toward this sort of identity politics.

If you assume there is no hope, you guarantee there will be no hope.

In the 1960s, various parts of the population became energized and began to enter the public arena to call for the rights of women, students, young people, old people, farmers and workers. What are called "special interests" - meaning the whole population - they began to press to enter the public arena. And they said that puts too much pressure on the state and therefore we have to have more moderation in democracy and they should go back and be quiet and obedient.

Stephen Colbert's recent comment is apropos: When the Republican legislature of North Carolina responded to a scientific study predicting a threatening rise in sea level by barring state and local agencies from developing regulations or planning documents to address the problem, Colbert responded: "This is a brilliant solution. If your science gives you a result that you don't like, pass a law saying the result is illegal. Problem solved."

There are very deep and restrictive principles that determine the nature of human language and are rooted in the specific character of the human mind

Either you repeat the same conventional doctrines everybody is saying, or else you say something true, and it will sound like it's from Neptune.