The document explores the philosophy of existentialism, highlighting its emphasis on individual existence, personal responsibility, and the absence of predetermined values. It outlines key philosophers, including Kierkegaard, Nietzsche, Heidegger, Sartre, and Camus, discussing their contributions and how literature illustrates existential themes such as alienation and individualism. Ultimately, existentialism asserts that individuals must create their own meaning and values in a seemingly indifferent universe.