"The mass of our citizens may be divided into two classes -- the laboring and the learned. The laboring will need the first grade of education to qualify them for their pursuits and duties; the learned will need it as a foundation for further acquirements."

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Youth should be kept strangers to all that is bad, and especially to things which suggest vice or hate. When the five years have passed away, during the two following years they must look on at the pursuits which they are hereafter to learn. There are two periods of life with reference to which education has to be divided, from seven to the age of puberty, and onwards to the age of one and twenty.

— Aristotle