Ted doubts very much he would do that without good reason, and not against Ted. Sherlock cares about him, which means a lot. Ted trusts him with a lot. And now he's starting to trust him with that if he does make some of those deductions, he'll keep them private.

"Alright," he answers, heading towards the living room, parking her next to the couch and going to offer her a hand (or two) to help her move over.