What is an epic and user story?

Related questions

1. Why is epic important?
2. What is Epic EHR?
3. What is story point in TFS?
4. What is epic tradition?
5. What are characteristics of epic poetry?
6. Why do epic heroes have supernatural powers?
7. What is the purpose of an epic?
8. Do epic heroes have flaws?
9. What does epic stand for in agile?
10. What is epic time?

Tags

1. #stories
2. #formats
3. #epics
4. #familiar
5. #within
6. #single
7. #short
8. #teams
9. #other
10. #while
11. #story
12. #delivered
13. #phrase
14. #large
15. #order
16. #iteration
17. #represent
18. #cannot
19. #defined
20. #smaller
21. #enough
22. #split