3 thinkers, books, and ideas connected to this field.
George Horace Lorimer's 1902 collection of fictional letters from a self-made Chicago pork packer to his college-educated son — combining business wisdom with Midwestern humor — a bestseller of its era.
Seneca's 124 letters to his friend Lucilius — written in the last years of his life — which are the most literary and humanly warm philosophical texts from antiquity, covering friendship, time, death, travel, crowds, and the good life.
Jewish-Christian apostle who wrote most of the New Testament epistles — Romans, Corinthians, Galatians — and whose theology of grace, justification by faith, and the universalism of the Gospel defined Christianity's transformation from a Jewish sect into a world religion.