Constructive complaint requires only two things: that what you are complaining about should be different, and that it can be different. It sounds simple, but too often our protests fail this test.

Justice can only be dispensed when you have all the facts in front of you.

If you believe you are right, then you should believe that you can make the case that you're right. This requires you to deal with serious objections properly.

I maintain the importance of an absolute prohibition against torture, while acknowledging that even absolute prohibitions can sometimes be broken. If that is a contradiction, it is a contradiction that ethics has to embrace, or else it becomes like glass: hard, clear, but fatally inflexible.

Being a good neighbour is about compassion, which is as warm-blooded as justice is cool-headed.

There are many things you shouldn't measure. Don't, for example, try to measure how much you love your wife!

Morality is more than possible without God, it is entirely independent of him.