Consumerism and nationalism work extra hours to make us imagine that millions of strangers belong to the same community as ourselves, that we have a common past, common interests and a common future. This isn't a lie. It's imagination. Like money, limited liability companies and human rights, nations and consumer tribes are inter-subjective realities. They exist only in our collective imagination, yet their power is immense.

In truth, our concepts 'natural' and 'unnatural' are taken not from biology, but from Christian theology. The theological meaning of 'natural' is 'in accordance with the intentions of the God who created nature […] To use [our body] differently than God intends is 'unnatural.' But evolution has no purpose.

Every day millions of people decide to grant their smartphone a bit more control over their lives or try a new and more effective antidepressant drug. In pursuit of health, happiness and power, humans will gradually change first one of their features and then another, and another, until they will no longer be human.

People easily understand that 'primitives' cement their social order by believing in ghosts and spirits, and gathering each full moon to dance together around the campfire. What we fail to appreciate is that our modern institutions function on exactly the same basis. Take for example the world of business corporations, Modern business-people and lawyers are, in fact, powerful sorcerers. The principal difference between them and tribal shamans is that modern lawyers tell far stranger tales.

A wise old man was asked what he learned about the meaning of life. 'Well,' he answered, 'I have learned that I am here on earth in order to help other people. What I still haven't figured out is why the other people are here.