• http://www.learningliftoff.com/5-ways-successful-people-overcome-major-obstacles/


• http://advancedlifeskills.com/blog/7-roadblocks-to-personal-development/


• http://personalexcellence.co/blog/how-to-deal-with-disappointment/


• https://www.psychologytoday.com/blog/the-couch/201206/coping-disappointment


• https://www.psychologytoday.com/blog/anger-in-the-age-entitlement/201104/pain-and-suffering


• http://www.helpguide.org/articles/relationships/conflict-resolution-skills.htm