The traditional view of purpose says it comes from on high, from God, from the Creator. Darwin's idea of natural selection makes people uncomfortable because it reverses the direction of tradition. Whereas people used to think of meaning coming from on high and being ordained from the top down, now we have Darwin saying, "No, all of this design can happen, all of this purpose can emerge from the bottom up without any direction at all."
Daniel DennettNatural selection is not gene centrist and nor is biology all about genes; our comprehending minds are a result of our fast evolving culture.
Daniel DennettWhat you can imagine depends on what you know. Philosophers who know only philosophy consign themselves to a janitorial role in the great enterprises of exploration that are illuminating the mysteries of our lives.
Daniel DennettI think many people are terribly afraid of being demoted by the Darwinian scheme from the role of authors and creators in their own right into being just places where things happen in the universe.
Daniel Dennett