1) That's not entirely true. Evolution is an optimization process and tends to produce more fit individuals over time. Intelligence is a great example of a trai

1) That's not entirely true. Evolution is an optimization process and tends to produce more fit individuals over time. Intelligence is a great example of a trait that improved over time because of evolution. 2) No one is claiming that in the first place. The quote is about the evolution of culture and technology, not biological evolution.