How does the tone contrast between the two essays?

The
first essay of is addressed to the author's nephew, on the occasion of
the 100th anniversary of the Emancipation Proclamation. Baldwin's purpose is to give the young
man an assessment of the situation in the US as it exists, in which, despite all the time that
has passed since the Civil War, so much is still wrong. Baldwin writes to his nephew in the tone
of one man to another who already has at least an intuitive grasp of the facts, as all African
Americans do, but may still lack the maturity to have a complete understanding of them. His
purpose is to articulate, as a writer such as himself would best be able to do, an objective
view...