I think that is a big theme in the series - acting on insufficient evidence, or jumping to unwarranted conclusions. Sometimes it's unavoidable, as not acting isn't an option, so they just have to do what they can on the available evidence and hope for the best. Other times, it's just a character...
The description is clear, and we see his sickness a few days later in Baerlon, plus in hindsight, the other times he channels are also really obvious
Nynaeve tells us when that she left pretty soon after they did. This is also the start of the relationship between Lan and Nynaeve. He seems...