ab Insulis, Liber de planctu Naturae] (Latin) Alanus ab Insulis, Omnis mundi creatura (Latin) Alanus ab Insulis, Distinctiones dictionum theologicalium (English) Alain of Lille, The Complaint of Nature. Translation of Liber de planctu Naturae'' 12th-century philosophers 1110s births 1200s deaths Writers from Lille 12th-century Latin writers 12th-century Christian mystics Scholastic philosophers Roman Catholic mystics 12th-century French Catholic theologians Medieval Latin poets 12th-century French poets 12th-century French philosophers