1.
If... deceit is fundamental to animal communication, then there must be strong selection to spot deception and this ought, in turn, to select for a degree of self-deception, rendering some facts and motives unconscious so as not to betray - by the subtle signs of self-knowledge - the deception being practiced.' Thus, 'the conventional view that natural selection favors nervous systems which produce ever more accurate images of the world must be a very naive view of mental evolution.
Robert Trivers
2.
The chimpanzee and the human share about 99.5 percent of their evolutionary history, yet most human thinkers regard the chimp as a malformed, irrelevant oddity, while seeing themselves as stepping stones to the Almighty.
Robert Trivers