Reactions to On the Origin of Species man to be envious of a naturalist like myself, immeasurably his inferior!" Darwin's had estimated that erosion of the Weald would take 300 million years, but in the second edition of "On the Origin of Species" published on 7 January 1860 he accepted that it would be safer to allow 150 million to 200 million years. Geologists knew the earth was ancient, but had felt unable to put realistic figures on the duration of past geological changes. Darwin's book provided a new impetus to quantifying geological time. His most prominent critic, John Phillips, had investigated how temperatures increased with depth
Reactions to On the Origin of Species and "lifting an immense Bible first with both and afterwards with one hand over his head, solemnly implored the audience to believe God rather than man". As he admitted that the "Origin of Species" had given him "acutest pain" the crowd shouted him down. Hooker's "blood boiled, I felt myself a dastard; now I saw my advantage–I swore to myself I would smite that Amalekite Sam hip and thigh", (he was invited up to the platform and) "there and then I smacked him amid rounds of applause... proceeded to demonstrate... that he could never have read your book... wound up