true Christians consider themselves not as satisfying some rigorous creditor, but as discharging a debt of gratitude

William Wilberforce (24 August 1759 – 29 July 1833) was an English politician philanthropist and a leader of the movement to abolish the slave trade. His underlying conservatism led him to support politically and socially repressive legislation and resulted in criticism that he was ignoring injustices at home while campaigning for the enslaved abroad.