In November, 1793, he left the college and enlisted(参军) in the Royal Dragoons(皇家骑兵)using the false name "Silas Tomkyn Comberbache", perhaps because of debt or because the girl that he loved, Mary Evans, had rejected him. His brothers arranged for his discharge a few months later under the reason of "insanity" and he was readmitted(再次接纳) to Jesus College, though he would never receive a degree from Cambridge.
Coleridge in 1795, age 27.At the university he was introduced to political and theological(神学的) ideas then considered radical(激进的), including those of the poet Robert Southey. Coleridge joined Southey in a plan, soon abandoned, to found a utopian(乌托邦 的)commune-like society, called pant isocracy(乌托邦), in the wilderness of Pennsylvania(宾西法尼亚州). In 1795 the two friends married sisters Sarah(wife) and Edith Fricker, but Coleridge„s marriage proved unhappy. He grew to detest(厌恶) his wife, whom he only married because of social constraints, and eventually divorced her.