From time to time, it is worth wandering around the fuzzy border regions of what you do, if only to remind yourself that no human activity is an island.

The very act of questioning whether you exist proves you do, because you must be there for the doubt to be entertained in the first place.

Since Plato, we have been considering the nature of knowledge, the meaning of meaning and the status of the physical world.

Economics is uncertain because its fundamental subject matter is not money but human action. That's why economics is not the dismal science, it's no science at all.

We can't control whether we are rewarded for our endeavours, with cash or recognition. It is not up to us how much cash or time we get on Earth, but it is down to us how we spend it.

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

There is such a thing as fanaticism, it is always wrong, and if you disagree, you're wrong too.