"I thank God I am not property now, but am regarded as a man like yourself…. You may perhaps think hard of us for running away from slavery, but as for myself, I have but one apology to make for it, which is this: I have only to regret that I did not start at any early period." — Henry Bibb, who escaped from slavery with his family, in a letter to his former master, 1844 *
What argument is being made in OPPOSITION to slavery?