This sentence is an example of Alliteration
The answer is. The work describes Thoreau's thoughts over the course of a year spent immersed in the natural world.
"All men are created / born equal" is probably the best quote because it implies equality and all men are seen as the same in the eyes of God. This "condemns" slavery because it suggests there is no superiority/inferiority to others.
Personnel and not facilities is the bane of quality public education