Untested assumptions and lazy habits of thought can be shown up, once put in a spotlight of a different hue.

The reason to be an atheist is not that it makes us feel better or gives us a more rewarding life. The reason to be an atheist is simply that there is no God and we would prefer to live in full recognition of that, accepting the consequences, even if it makes us less happy.

To become a stoic is to endorse the truthfulness of its world view and accept its prescription for how you ought to live, not just to like how it makes you feel.

Truth and Truthfulness is an ambitious work, and its journeys into history give it a breadth unusual in these days of increased academic specialization. . . . William's book combines real history and fictional constructs to tell a revealing story that makes us reconsider the meaning of familiar concepts.

It is true that legality is not morality, and sticking to the law is necessary for good citizenship, but it is not sufficient.

As a teenager, I increasingly had questions about religion to which I found no good answers.

People seem very arrogant when they say 'I'm right and you're wrong', but in practice we all believe we're right. We have a staggering arrogance in our own belief. That can be tempered by not being 100% certain; by being provisional. No matter what the debate is, very few people have the modesty to suspend judgement on a whole range of things; most intelligent people have an opinion and are expected to have an opinion by other people - but it always requires making a personal judgement that goes way-beyond your expertise. We do it all the time.