[ john attempts the dexterity of his hand again while sherlock' mind whirls with the possibilities of his power. he might've made himself trouble in the long run, but at least he's coaxed him back from a full blown panic attack. ]

Yeah. Not everything at once, obviously. I'm not like Superman; I can only handle one threat at a time.

[ it's why he was insusceptible to scarecrow's fear toxin but ended up with a bullet in his leg instead. not that he'll ever tell sherlock about that. even now, he struggles with what happened back then. ]

Like I said, it's a bit hard to explain.