In an attempt to play on his roommate, Jack pulled a chair away Jill just as Jill was about to sit down. Jill was unable to catch herself and fell to the ground. As a result, she fractured her hip.

Jack did not intend to hurt Jill and did not believe she would be hurt. Jack was aware, however, that if he pulled away the chair as Jill was sitting down, she would almost certainly land on the ground.

1. Did Jack act intentionally?
2. Did Jack cause Jill's fall? Explain the reasons for your answer.
3. Can Jill sue Jack and force him to pay for her injuries?
4. Should it matter that Jack did not mean to hurt the woman?