0:23
In this brief instructional segment, the speaker warns against labeling a material, unanswered issue as "acceptable uncertainty" simply because the investigator is fatigued. He draws a clear distinction between genuine, understood uncertainty that one is prepared to carry forward, and a situation where a question remains unresolved but is abandoned due to tiredness. The core advice is to continue probing material issues until they are either resolved or truly understood, rather than prematurely deeming them acceptable.
