Peter Singer

More often there's a compromise between ethics and expediency.

We should aim for our children to be good people, and to live ethical lives that manifest concern for others as well as for themselves.

We see things like reciprocity which are fairly central to our view of ethics. But if you're talking about a set of worked-out rules on what we are supposed to do then, yes, it is a human product.

Football is controlled violence, but it is violence, which people have loved to watch since the gladiatorial contests in ancient Rome.

In reality, Afghanistan has functioned as a nation-state for more than two centuries, and its army and bureaucracy reach back to the 19th century.

Recently, I was in Bernalda, my dad's ancestral home town in Italy. He has just refurbished a palazzo and turned it into a hotel, so we had my sister's wedding there. It was beautiful.