According to Frederick Douglass's Narrative answer the following questions.

1.  How did the institution of slavery affect whites, both in the south and the north? 

2.  According to Douglass, what negative effects did slavery have on slaveholders?

3.  How did attitudes towards slavery differ among the whites with whom he came into contact?

4.  Lastly, how do Douglass's experiences with whites help you better understand the causes and course of the Civil War?