'I propose that 100,000 degenerate Britons should be forcibly sterilized and others put in labour camps to halt the decline of the British race.'
As Home Secretary in a 1910 Departmental Paper. The original document is in the collection of Asquith's papers at the Bodleian Library in Oxford. Also quoted in Clive Ponting, "Churchill" (Sinclair Stevenson 1994).