Well I do think there are people who are habitually negative and depressed and take the opposite approach because they imagine the worst, and their minds become dominated by that. They let their own emotions and expectations transform their perceptions of the world.

When our children are old enough, and if we can afford to, we send them to college, where ... the point is to acquire the skills not of positive thinking but of critical thinking.

What we need is a tough new kind of feminism with no illusions. Women do not change institutions simply by assimilating into them. We need a feminism that teaches a woman to say no - not just to the date rapist or overly insistent boyfriend but, when necessary, to the military or corporate hierarchy within which she finds herself. We need a kind of feminism that aims not just to assimilate into the institutions that men have created over the centuries, but to infiltrate and subvert them.

The fact is that heterosexual sex for most people is in no way free of the power relations between men and women.

Given the cultural barriers to intersex conversation, the amazing thing is that we would even expect women and men to have anything to say to each other for more than ten minutes at a stretch. The barriers are ancient -- perhaps rooted, as some paleontologist may soon discover, in the contrast between the occasional guttural utterances exchanged in male hunting bands and the extended discussions characteristic of female food-gathering groups.

An asteroid could hit us at any moment. This is not - and also, the most successful kind of life on this planet is not us, it's microbes. They're the ones who greatly outnumber us, and may eventually destroy us.

The Republican Party: a few million gun-toting, Armageddon-ready Baptists.