""The Cornerstone of Education: An Essay on the Home Training of Children"" is a book written by Edward Lyttelton and first published in 1914. The book is a treatise on the importance of home education and training for children, arguing that it is the foundation upon which all other forms of education should be built. Lyttelton, a British clergyman and educator, draws on his extensive experience working with children and families to provide practical...