When I look at the man at the head of the French monarchy, surrounded as he is with all the pomp of power, and all the pride of victory, distributing kingdoms to his family, and principalities to his followers; seeming, as he sits upon his throne, to have reached the summit of human ambition, the pinnacle of earthly happiness; and when I follow him into his closet, or to his bed, and contemplate the anguish with which his solitude must be tortured, by recollections of the blood he has spilt, and the oppressions he has committed.

Slave Trade Bill speech (1807)