Quote Originally Posted by Lightyear View Post
Hmm... not so sure about this rule. For example with ISFJs there is just one letter difference but I find it difficult to truly click with them due to their S. I guess S vs N might be a bigger bridge to cross (at least for me) then P vs J etc.
That's true, so for that reason I wouldn't call it a rule but I've found it to be true for me. I do think NT and NF are more likely to get along than NT and STJ/STP despite the shared functions there.