Tenacity is the method in which truth is considered as true even if the evidence is against in that truth whereas the intuition means believe or guess in the absence of evidence.
Method of authority. A method of acquiring knowledge in which a person relies on information or answers from an expert in the subject area.
What is the method of intuition?
The first method of knowing is intuition. When we use our intuition, we are relying on our guts, our emotions, and/or our instincts to guide us. Rather than examining facts or using rational thought, intuition involves believing what feels true.