To gain a deeper understanding of others and myself, initially.
Nowadays, I stick around for the same reason, but also as I've found this forum to be the perfect playground for my Ne (I lack that option atm irl).
I came because I was in a lousy mood one day and was reading about esfp, (have always been into mbti), realized I was one, and that many of my issues stemmed from it. A big aha moment. So I came across one of the threads in the search engine and then started reading some more, and here I am.
"How dreadful!" cried Lord Henry. "I can stand brute force, but brute reason is quite unbearable. There is something unfair about its use. It is hitting below the intellect." ~ Oscar Wilde - The picture of Dorian Gray