Knowledge and learning History 64 Intellectual life 34 Criticism and interpretation 25 Books and reading 19 History and criticism 19 Political and social views 19 more ... Philosophy 16 Influence 15 Authors, American 10 Civilization 10 Politics and government 10 Presidents 10 Education 9 Homes and haunts 8 Appreciation 7 Knowledge 7 Childhood and youth 5 Classical influences 5 Classicism 5 Literature and society 5 Middle Earth (Imaginary place) 5 Science 5 Criticism, Textual 4 Education, Secondary 4 Friends and associates 4 Learning and scholarship 4 Literature 4 Naturalists 4 Poets, American 4 less ...