1Kierkegaard, Soren, Concluding Unscientific Postscript to Philosophical Fragment, Vol. Ⅰ, ed. And trans. H. Hong and E.Hong, Princeton University Press, 1992.
2Kierkegaard, Soren,Fear and Trembling; Repetition, ed. and trans. H.Hong and E. Hong, Princeton: Princetoa Univeristy Press, 1983.