Como o nascer do Sol, Darwin...

Edward O Wilson: Like a sunrise, Darwin illuminated the steeples of the unknown

Tuesday, 24 November 2009

Edward O Wilson: Like a sunrise, Darwin illuminated the steeples of the unknown
Tuesday, 24 November 2009

In 1869, 10 years after the publication of On the Origin of Species, Darwin wrote to his close friend, the great botanist Joseph Hooker, as follows: "If I lived twenty more years and was able to work, how I should have to modify the Origin, and how much the views on all points will have to be modified! Well, it is a beginning, and that is something".

Darwin lived 13 more years after writing this letter, and he did manage to modify the theory of evolution by natural selection, by expanding it in The Descent of Man in 1871 to include human origins, and in The Expression of the Emotions in Man and Animals in 1872 to address the evolution of instinct. And thus, if we add his first book, Voyage of the Beagle, was complete what can be fairly called the four great books of Darwin, although he authored many other influential articles and books during his career.
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