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

It also seems beyond controversy that moral responsibilities are greater to the extent that people "have the resources, the training, the facilities and opportunities to speak and act effectively."

Well, in fact if you look at the Trump voters, you take a look at their attitudes it's not all that different. In some respects they're similar. They're an older version of the Sanders people. So a lot of it is racist and you have that sort of thing, but if you look at their views on say health, education, and so on, it's kind of the same as Sanders.

We don't think about it, but it has a tremendous effect. But these are things you don't see right in front of your eyes. You need to think about them a little, to see what the consequences are.

In Kosovo, the U.S. has chosen a course of action that escalates atrocities and violence. It is also a course of action that strikes a blow against the regime of international order, but which offers the weak at least some protection from predatory states.

In fact, some leaders come right out and say it. Mario Draghi the president of the European Central Bank had an interview with the Wall St Journal in which he said the social contract's dead; we finally got rid of it.

Our ignorance can be divided into problems and mysteries. When we face a problem, we may not know its solution, but we have insight, increasing knowledge, and an inkling of what we are looking for. When we face a mystery, however, we can only stare in wonder and bewilderment, not knowing what an explanation would even look like.