Jia is well known for his "Rejection Therapy experiment" where for a 100 days he made a unique request of strangers each day and documented the results. He did it overcome a childhood fear of rejection that was holding him back in life. But in the process of trying to desensitize himself towards rejection, also learned a few lessons about the nature of making requests."
https://www.facebook.com/video.php?v=676232896845424
https://www.facebook.com/video.php?v=676232896845424