"Herschel himself thought catastrophic extinction and renewal "an inadequate conception of the Creator", and by analogy with other intermediate causes "the origination of fresh species, could it ever come under our cognizance, would be found to be a natural in contradistinction to a miraculous process".In Cape Town missionaries were being accused of causing racial tension and profiteering, and after "Beagle" set to sea on 18 June FitzRoy wrote an open letter to the evangelical "South African Christian Recorder" on the "Moral State of Tahiti" incorporating extracts from both his and Darwin's diaries to defend the reputation of missionaries.