Splitting is a common primitive defense mechanism in certain personality disorders. Splitting happens when people can’t healthily cope with negative emotions and it may be harmful to relationships. Thank you to the talented @jeffhova for helping with this! *Borderline PD is one example where a person may exhibit splitting but it is not the only condition where this is seen. Also people who exhibit splitting do not always have BPD* Disclaimer: Psychology and Psychiatry are as complex as each indi