In Western Europe and North America some things are better than they were - at least relative to their moral nadirs - such as labour legislation, the opening of the professions to women, intolerance for domestic violence, but so much is still morally unacceptable - the weapons trade, cruel and unusual punishment, economic parasitism.

There's Hobbes, who understood in the 1640s that the sovereign is not an appointee of God, or even a figure of superior virtue and wisdom, but just a functional device whose role is to keep people from hurting and killing each other.

We have to gamble, and sometimes lose as George Ainslie argues; this keeps the appetite for life sharp.

Aristotle saw nature as intelligent and purposive, whereas for the Epicureans, and the 17th century 'mechanical' philosophers, there is no intentionality in nature except where there are animal minds and bodies.

People's wants are not fixed; they generally want what others in their chosen comparison class appear to be enjoying and what advertising presents to them as attainable for them and as bringing happiness.

People formerly seemed unable to evaluate a woman's c.v. or to accept a range of personal and communicative styles from the exuberant and confident to the sober and pedantic. It's much better than it was, and a number of male philosophers have been extraordinarily helpful in detecting and criticising everyday sexism in the profession.

'Contract' succeeded 'status' as the basic organising principle in modern political vs. ancient society.