Why is there so many overlap between SEI and EII? As far as similarities, they're both portrayed as docile, Sensitive, gentle, tolerant, and peaceful. There was a slight mention that SEI are more opt to be assertive about their opinions while EII having Se polr have trouble saying no and more opt to hide or be private with their opinions. Also that EII are likely to stop being nice when they notice their ethics or values are being violated, whereas SEI to always be nice no matter how they feel about someone. What are more examples of Differences?