Concision is a technique of propaganda. It ensures you cannot do anything except repeat clichés, the standard doctrine, or sound like a lunatic.

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.

The US health-care system is a complete scandal. It's got twice the costs of comparable countries and some of the worst outcomes.

The truth of the matter is that about 99 percent of teaching is making the students feel interestedin the material. Then the other 1 percent has to do with your methods. And that's not just true of languages. It's true of every subject.

In the United States, and to a certain extent in Canada, there's very little interest in what happens outside their borders.

On abortion: We are talking about ambiguous issues of a complicated kind where you have to balance conflicting interests and concerns.

The internet could be a very positive step towards education, organisation and participation in a meaningful society.