The irrationality of disgust suggests it is unreliable as a source of moral insight. There may be good arguments against gay marriage, partial-birth abortions and human cloning, but the fact that some people find such acts to be disgusting should carry no weight.

Some scholars argue that although the brain might contain neural subsystems, or modules, specialized for tasks like recognizing faces and understanding language, it also contains a part that constitutes a person, a self: the chief executive of all the subsystems.

Morality is often seen as an innovation, like agriculture and writing. From this perspective, babies are pint-sized psychopaths, self-interested beings who need to be taught moral notions such as the wrongness of harming another person.

Part of the satisfaction of tattling surely comes from showing oneself to adults as a good moral agent, a responsible being who is sensitive to right and wrong. But I would bet that children would tattle even if they could do so only anonymously. They would do it just to have justice done.

Believe it or not, we all share the same values in the Labour party, but there will always be differences of opinion on policy - that is in the nature of the broad-church political parties we have under our flawed first-past-the-post electoral system.

Crony capitalism is alive and well: the big are bigger, the wealthy are getting wealthier because, with a very large powerful complicated government, which is what we have and which Democrats want more of, only the big, the powerful, the wealthy and the well connected can survive.

There's much talk about how there can't be democracy in a region that has problems of illiteracy and poverty. But I bring a different idea to the table when I say, 'Guys, I come from India. I'm more optimistic coming from where I'm coming.'

National interest is above anything else. Just because you sit in an air-conditioned room, you can say you shouldn't relate cricket and movies to politics. Ask anyone who has lost a family member to terror attacks, and you will get your answer.