Evolution is adventitious and not foresighted. Only through the deaths of an immense number of slightly maladapted organ — Carl Sagan, Dragons of Eden: Speculations on the Evolution of Human Intelligence
Evolution is adventitious and not foresighted. Only through the deaths of an immense number of slightly maladapted organ — Carl Sagan, Dragons of Eden: Speculations on the Evolution of Human Intelligence
Evolution is adventitious and not foresighted. Only through the deaths of an immense number of slightly maladapted organ — Carl Sagan, Dragons of Eden: Speculations on the Evolution of Human Intelligence
Evolution is adventitious and not foresighted. Only through the deaths of an immense number of slightly maladapted organ — Carl Sagan, Dragons of Eden: Speculations on the Evolution of Human Intelligence
Evolution is adventitious and not foresighted. Only through the deaths of an immense number of slightly maladapted organ — Carl Sagan, Dragons of Eden: Speculations on the Evolution of Human Intelligence
Evolution is adventitious and not foresighted. Only through the deaths of an immense number of slightly maladapted organ — Carl Sagan, Dragons of Eden: Speculations on the Evolution of Human Intelligence
Evolution is adventitious and not foresighted. Only through the deaths of an immense number of slightly maladapted organ — Carl Sagan, Dragons of Eden: Speculations on the Evolution of Human Intelligence
Evolution is adventitious and not foresighted. Only through the deaths of an immense number of slightly maladapted organ — Carl Sagan, Dragons of Eden: Speculations on the Evolution of Human Intelligence
Evolution is adventitious and not foresighted. Only through the deaths of an immense number of slightly maladapted organ — Carl Sagan, Dragons of Eden: Speculations on the Evolution of Human Intelligence
Evolution is adventitious and not foresighted. Only through the deaths of an immense number of slightly maladapted organ — Carl Sagan, Dragons of Eden: Speculations on the Evolution of Human Intelligence
Evolution is adventitious and not foresighted. Only through the deaths of an immense number of slightly maladapted organ — Carl Sagan, Dragons of Eden: Speculations on the Evolution of Human Intelligence
Evolution is adventitious and not foresighted. Only through the deaths of an immense number of slightly maladapted organ — Carl Sagan, Dragons of Eden: Speculations on the Evolution of Human Intelligence
Evolution is adventitious and not foresighted. Only through the deaths of an immense number of slightly maladapted organ — Carl Sagan, Dragons of Eden: Speculations on the Evolution of Human Intelligence
Evolution is adventitious and not foresighted. Only through the deaths of an immense number of slightly maladapted organ — Carl Sagan, Dragons of Eden: Speculations on the Evolution of Human Intelligence
Evolution is adventitious and not foresighted. Only through the deaths of an immense number of slightly maladapted organ — Carl Sagan, Dragons of Eden: Speculations on the Evolution of Human Intelligence
Evolution is adventitious and not foresighted. Only through the deaths of an immense number of slightly maladapted organ — Carl Sagan, Dragons of Eden: Speculations on the Evolution of Human Intelligence
Evolution is adventitious and not foresighted. Only through the deaths of an immense number of slightly maladapted organ — Carl Sagan, Dragons of Eden: Speculations on the Evolution of Human Intelligence
Evolution is adventitious and not foresighted. Only through the deaths of an immense number of slightly maladapted organ — Carl Sagan, Dragons of Eden: Speculations on the Evolution of Human Intelligence
Evolution is adventitious and not foresighted. Only through the deaths of an immense number of slightly maladapted organ — Carl Sagan, Dragons of Eden: Speculations on the Evolution of Human Intelligence
Evolution is adventitious and not foresighted. Only through the deaths of an immense number of slightly maladapted organ — Carl Sagan, Dragons of Eden: Speculations on the Evolution of Human Intelligence
Evolution is adventitious and not foresighted. Only through the deaths of an immense number of slightly maladapted organ — Carl Sagan, Dragons of Eden: Speculations on the Evolution of Human Intelligence
Evolution is adventitious and not foresighted. Only through the deaths of an immense number of slightly maladapted organ — Carl Sagan, Dragons of Eden: Speculations on the Evolution of Human Intelligence
Evolution is adventitious and not foresighted. Only through the deaths of an immense number of slightly maladapted organ — Carl Sagan, Dragons of Eden: Speculations on the Evolution of Human Intelligence
Evolution is adventitious and not foresighted. Only through the deaths of an immense number of slightly maladapted organ — Carl Sagan, Dragons of Eden: Speculations on the Evolution of Human Intelligence
Evolution is adventitious and not foresighted. Only through the deaths of an immense number of slightly maladapted organ — Carl Sagan, Dragons of Eden: Speculations on the Evolution of Human Intelligence
Evolution is adventitious and not foresighted. Only through the deaths of an immense number of slightly maladapted organ — Carl Sagan, Dragons of Eden: Speculations on the Evolution of Human Intelligence
Evolution is adventitious and not foresighted. Only through the deaths of an immense number of slightly maladapted organ — Carl Sagan, Dragons of Eden: Speculations on the Evolution of Human Intelligence
Evolution is adventitious and not foresighted. Only through the deaths of an immense number of slightly maladapted organ — Carl Sagan, Dragons of Eden: Speculations on the Evolution of Human Intelligence
Evolution is adventitious and not foresighted. Only through the deaths of an immense number of slightly maladapted organ — Carl Sagan, Dragons of Eden: Speculations on the Evolution of Human Intelligence
Evolution is adventitious and not foresighted. Only through the deaths of an immense number of slightly maladapted organ — Carl Sagan, Dragons of Eden: Speculations on the Evolution of Human Intelligence
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Evolution is adventitious and not foresighted. Only through the deaths of an immense number of slightly maladapted organisms are we, brains and all, here today.

— Carl Sagan, Dragons of Eden: Speculations on the Evolution of Human Intelligence
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More “Human evolution” Quotes

What functions do dreams serve today? One view, published in a reputable scientific paper, holds that the function of dr — Carl Sagan, Dragons of Eden: Speculations on the Evolution of Human Intelligence
In Egyptian Arabic, the word 'insan' means 'human'. If we remove the 'n', the word becomes 'insa', which means 'to forge — Suzy Kassem, Rise Up and Salute the Sun: The Writings of Suzy Kassem
This sort of information gathering is precisely what we call play. And the important function of play is thus revealed: — Carl Sagan, Dragons of Eden: Speculations on the Evolution of Human Intelligence
Dartmouth College employs computer learning techniques in a very broad array of courses. For example, a student can gain — Carl Sagan, Dragons of Eden: Speculations on the Evolution of Human Intelligence
When all is said and done, the invention of writing must be reckoned not only as a brilliant innovation but as a surpass — Carl Sagan, Dragons of Eden: Speculations on the Evolution of Human Intelligence
The entire evolutionary record on our planet, particularly the record contained in fossil endocasts, illustrates a progr — Carl Sagan
Natural selection has served as a kind of intellectual sieve, producing brains and intelligences increasingly competent — Carl Sagan, Dragons of Eden: Speculations on the Evolution of Human Intelligence
And despite the insignificance of the instant we have so far occupied in cosmic time, it is clear that what happens on a — Carl Sagan, Dragons of Eden: Speculations on the Evolution of Human Intelligence
It is interesting that it is not the getting of any sort of knowledge that God has forbidden, but, specifically, the kno — Carl Sagan, Dragons of Eden: Speculations on the Evolution of Human Intelligence
It is precisely our plasticity, our long childhood, that prevents a slavish adherence to genetically preprogrammed behav — Carl Sagan, Dragons of Eden: Speculations on the Evolution of Human Intelligence
with rare exceptions (chiefly the social insects), mammals and birds are the only organisms to devote substantial attent — Carl Sagan, Dragons of Eden: Speculations on the Evolution of Human Intelligence
In addition, human beings have, in the most recent few tenths of a percent of our existence, invented not only extra-gen — Carl Sagan, Dragons of Eden: Speculations on the Evolution of Human Intelligence