From
William Wilberforce

Wilberforce's Abolition Speech - 02 Reflections on the cause

But when I reflect, however, on the encouragement which I have had, through the whole course of a long and laborious examination of this question, and how much candour I have experienced, and how conviction has increased within my own mind, in proportion as I have advanced in my labours; when I reflect, especially, that however averse any gentleman may now be, yet we shall all be of one opinion in the end;

(Voice of William Wilberforce provided by Chris Cade)