The Unlearned Lessons of the Seventies - An Introduction.

“The great art of learning is to understand but little at a time.” -- John Locke “The chief art of learning, as Locke has observed, is to attempt but little at a time. The widest excursions of the mind are made by short flights frequently repeated; the most lofty fabrics of science are formed by continued accumulation of single propositions.” -- Samuel Johnson