original source:    • 2015 Maps of Meaning 05b: Narrative, ...  
Psychology professor Dr. Jordan B. Peterson talks about the importance of rough and tumble play.

Dr. Peterson's new book:
12 Rules for Life: An Antidote to Chaos: http://amzn.to/2yvJf9L

If you want to support Dr. Peterson's work, here is his Patreon:
  / jordanbpeterson  

Check out Jordan Peterson's Self Authoring Program, a powerful tool to sort yourself out:
http://bit.ly/selfAuth (Official affiliate link for Bite-sized Philosophy)