I just found it fascinating how they both got the best of each other. Both of them were able to get under the other person's skin, and shake up a well-crafted emotionally distant facade. (Did I mention this is my favorite episode?
The fact that the way I would describe most people sounds insulting if I said it aloud doesn't really bother me at all because it just makes me feel like Sherlock. though I suppose it would bother most people around me.