Alain de Lille (Alan of Lille) (Latin: Alanus ab Insulis; c. 1128 – 1202/03) was a French theologian and poet. He was born in Lille, some time before 1128. His exact date of death remains unclear as well, with most research pointing toward it being between 14 April 1202, and 5 April 1203. He is known for writing a number of works on that are based upon the teachings of the liberal arts, with one of his most renowned poems, De planctu Naturae (The Complaint of Nature), focusing on human nature in regard to sexual conduct. Although, Alain was widely known during his lifetime, there is not a great deal known about his personal life, with the majority of our knowledge of the theologian coming from the content of his works.As a theologian, Alain de Lille opposed scholasticism in the second half of the 12th century. His philosophy is characterized by rationalism and mysticism. Alan claimed that reason, guided by prudence, could discover most truths about the physical order without help; but in order to understand religious truth and to know God, the wise must believe in faith. Source: Wikipedia (en)