It is not enough to regard the world's poor as millions of surplus mouths to feed. These populations have had their land stolen by colonists, imperialists and multinationals; they have been systematically dispossessed and their traditional, sustainable livelihoods have been destroyed for the profit of us who are 'gainfully employed' in the northern hemisphere.
Sir Roy is right that science has a lot to answer for. It has been exploited not for the welfare of those in need but for the enrichment of people and nations on the make.
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