Christian ethics and theology, and the emotions and feelings of individuals when faced with life choices. Søren Aabye Kierkegaard(5 May 1813 – 11 November 1855) was a prolific 19th century Danish philosopher and theologian. Kierkegaard strongly criticized both the Hegelianism of his time, and what he saw as the empty formalities of the Danish church. Much of his work deals with religious problems such as faith in God, the institution of the Christian Church,