With all my love, Mr. Jacksonxd14 Martin Luther King Jr.

My brain can't understand this, I need help answering this question about the Language in King's Letter. With all my love, Mr. Jacksonxd14

Like a boil that can never be cured as long as it is covered up but must be opened with all its pus-flowing ugliness to the natural medicines of air and light, injustice must likewise be exposed, with all of the tension its exposing creates, to the light of human conscience and the air of national opinion before it can be cured.