(The lived life is prior to--and more important than--any idea or explanation.)
Existentialist themes:
1. anti-rationalism
Rational systems diminish the nobility and the integrity of the individual. To accept an idea of oneself is to live as a stereotype.
2. individuality & radical contingency
3. making meaning for oneself
4. (criterionless) choice & responsibility
5. the absurdity of the human condition
J. P. Sartre in Being and Nothingness
says:
"Consciousness is a hole in being."
Radical dualism: self and world.
Criticism of Freud, in particular, and science, in general, in attempting to explain individual consciousness and action.