John Vorster in his Heilbron speech http://www.sahistory.org.za/archive/extract-speech-made-heilbron-16-august-1968 on 16 August 1968, as quoted in sahistory.org.za
B. J. Vorster: Frases en inglés
“The government will not be intimidated. Orders have been given to maintain order at all costs.”
On 18 June 1976 to parliament after the Soweto riots, as quoted in Down with Afrikaans - Oakes, D. (ed.), 1988. Illustrated history of South Africa – The real story, Reader’s Digest: Cape Town http://www.sahistory.org.za/archive/down-afrikaans-oakes-d-ed1988-illustrated-history-south-africa-%26ndash%3B-real-story-reader%E2%80%99s-digest-, sahistory.org.za