It is not appropriate for a doctor to remark on how much he would love to see healing in seconds, so he does not, but he really would like to see that. It sounds fascinating.

"If there is something magical in nature about the wound or the weapon that did it, I fear it might be out of the scope of my knowledge or abilities," Watson admits, regretting the truth of it keenly. "But I can suture it closed easily enough. You'll want something for the pain, I assume. Hold this here," he holds some gauze into place, pressing firmly where he needs it, "and I'll fetch my things."