You did make a difference.

“It’s not about the coffee.”
“Oh. Then what are you proposing?”
“I’m gonna teach you something. A little trick that I learned back in Medical School.”

Holmes: I’m sorry. Not just for your car, but for the way I spoke to you earlier. I knew the death of your patient would be a sore subject, and I just-
Watson: Couldn’t help yourself. Yeah, I’m starting to see how that’s kind of a thing with you.

You don’t hate what I do though.

just because you don’t understand something doesn’t mean it isn’t awesome