The question of whether a system of ethics can be developed from existentialist principles has been long debated. One common objection to Kierkegaard, for example, is that he would close himself off from any form of sociability through a closed-off individual communication with God; he even speaks of a "suspension of the ethical." In Being and Time, Heidegger famously denies the possibility of an ethical interpretation of human existence. And in a similar way, Sartre admits in Being and Nothingness that from the perspective of the ontological description of human being,...