What is the theory of existentialism?

Related questions

1. What was Soren Kierkegaard famous for?
2. What is the opposite of a nihilist?
3. What are the two types of existentialism?
4. How does Sartre define existentialism?
5. Is the stranger existentialism?
6. What did Kierkegaard believe?
7. Do nihilists believe in God?
8. What is essentialism philosophy?
9. What is Nietzsche most known for?
10. Why is nihilism true?

Tags

1. #their
2. #existing
3. #humans
4. #choice
5. #freedom
6. #individual
7. #emphasizes
8. #despite
9. #existence
10. #define
11. #philosophy
12. #decisions
13. #irrational
14. #existentialism
15. #universe
16. #introduction
17. #meaning
18. #rational