[ It seems like a good enough answer for the Doctor and he strides towards one of the sheds where he knows that the tools and pots were being kept. He just keeps talking though as if he expects Zhou Zishu to follow him. ]

I imagine the medicinal herbs won't be grown out in a communal area like this; not everyone in that town seems particularly well versed in that sort of thing. [ A mild insult to the locals? Not really. Not everyone can be good at everything. He doesn't even claim to be an expert on everything - more like a jack of all trades and master of none. ] If you want useful things, you're probably going to have to chance it in the woods with those rabid geese.

Are you planning on becoming the local healer then? Or is this just something to kill time?