So fully am I impressed with the vast importance and necessity of attaining what will be the object of my motion this night, that if, during the almost forty years that I have had the honour of a seat in parliament, I had been so fortunate as to accomplish that, and that only, I should think I had done enough, and could retire from public life with comfort, and the conscious satisfaction, that I had done my duty.

Speech in the House of Commons (10 June 1806) on the Abolition of the Slave Trade, quoted in J. Wright (ed.), The Speeches of the Rt. Hon. C. J. Fox in the House of Commons. Volume VI (1815), p. 659.