confused

hi. I need someone to help me with this, I am slowly driving myself insane over what is probably nothing, but I need someone to explain this INFJ behaviour to me. I work at a coffee shop. In March a woman I had never seen before came in. I served her, it was a very brief interaction but I...

Please look at my Quora page: https://www.quora.com/profile/Queena-Han# I mostly answer questions about INFJ.. Now I'm not sure if I'm an INFJ because there is this guy that tells me that 6w4 and 4w5 is theoretically impossible.. but how come I tested correct for 1w9, 6w4, and 4w5?? He's really...