Psychology professor Jordan B. Peterson proposes a simple set of tests to find out who really is your friend. This is only a small excerpt of Jordan Peterson's lecture “2017 Personality 21: Biology & Traits: Performance Prediction” held at the University of Toronto. You can watch it entirely here: https://www.youtube.com/watch?v=Q7GKmznaqsQ You may also be interested to know that Jordan B. Peterson's book “12 Rules for Life: An Antidote to Chaos” is finally available. You can find it here: http://amzn.to/2ipaBnQ (US) http://amzn.to/2kpdXv9 (UK) http://amzn.to/2jTRq67 (CA) Don't miss out on his best selling first book “Maps of Meaning: The Architecture of Belief” which much of his lecture material is based on: https://amzn.to/2rhChiA (US) https://amzn.to/2riBZYR (UK) https://amzn.to/2HRMyZI (CA) The above are Amazon affiliate links. Please visit http://www.psyche-matters.net/ for categorized clips and more Jordan B. Peterson related content!