What is the origin of the fortune cookie? What are the words on the piece of paper inside the fortune cookie?

Answer 1

http://www.chcp.org/fortune.html

The words on the paper tells the person's fortune.

Answer 2

Thank you for your help.
Is the sheet of paper in Chinese or in English? In a Chinese restaurant, when you eat a fortune cookie, on the piece of paper, is the sentence in Chinese or in English?