The power of collective capacity is that it enables ordinary people to accomplish extraordinary things – for two reasons. One is that knowledge about effective practice becomes more widely available and accessible on a daily basis. The second reason is more powerful still – working together generates commitment.
The strangeness of reality consistently exceeds the expectations of science, and the assumptions of science, however tried and rational, are very inclined to encourage false expectations. It is a tribute to the brilliance of science that we can know such things. And it is also an illustration of the fact that science does not foreclose possibility, including discoveries that overturn very fundamental assumptions, and that it is not a final statement about reality but a highly fruitful mode of inquiry into it.