Its extraordinary that the two capacities we value most as part of being ‘human’ – our consciousness* and our free-will – appear to be unnecessary for evolution, seem extremely difficult to understand and may not even exist (at least in the case of free-will).

* Some might say e.g. ‘love’ is most central to being human, but what would ‘love’ be if we didn’t have the capacity to experience it i.e. consciousness?