Answer:
Frederick Douglass
Explanation:
Frederick Douglass (February 14, 1818 - February 20, 1895) He was an American social reformer, abolitionist, orator, writer and statesman. After escaping slavery in Maryland, he became a national leader of the abolitionist movement in Massachusetts and New York, gaining prestige for his oratory and critical writings against slavery. In his time, abolitionists described him as an example of clarity in the arguments against slave owners, indicating that slaves were denied the intellectual capacity to function as independent American citizens. At that time, northerners found it hard to believe that a great speaker had been a slave.
Correlation does not imply causation" is a phrase used in statistics to emphasize that a correlation between two variables does not imply that one causes the other
The Three Training prepare people to reduce their desires, whereas the Four Purpose encourage people to pursue them virtuously.