The strongest persistence rule for job interview is one you can explain without signs, fear or hindsight.
Use the worked example as a route test
"I am a good leader" becomes stronger when converted into a concise story showing the problem, action and measurable result. Strip the example down to action, response and decision. Which part of that sequence would tell you to continue, and which part would tell you to change? Apply that logic to job interview rather than copying the surface story.
Choose two measures that can change your mind
Use specific examples prepared, answer clarity, timed practice, questions ready and feedback from mock interviews as the review set for job interview. Pick two measures with different jobs: one leading measure that reflects your execution and one result or response measure that arrives from reality. Decide in advance what improvement, flat performance and deterioration would mean.
Use a pre-written pivot rule
Start with this rule: If feedback says examples are strong but delivery is rushed, train delivery; if examples are thin, build evidence first. A written rule protects you from quitting after one uncomfortable attempt and from continuing indefinitely because you already invested effort.
Distinguish an uncomfortable route from a disproven route
Discomfort by itself does not disprove job interview. Repeated weak evidence does not become stronger because the process feels meaningful. Ask whether execution is improving, feedback is becoming clearer or the mechanism is responding in a way that justifies another cycle.
Define what one more cycle is meant to achieve
Another cycle for job interview should improve a skill, expose the route to feedback, resolve uncertainty or produce a measurable change. If the next cycle would mainly repeat visualising a successful handshake while avoiding the questions most likely to expose a gap, write that down as a warning rather than calling it persistence.
Apply one final anti-sunk-cost check
A change of plan for job interview is strongest when you can name what you learned from the old route and how that lesson changes the next one. Then ask: If I had not already invested this much time, would the current evidence persuade me to choose the same route today? Your answer does not have to be yes. It has to be defensible.
For job interview, keep the decision tied to applications, evidence, skill gaps, interview behaviour and employer response. Confidence can support action, but it is not evidence that an independent outcome must happen.
Keep the evidence categories clear
For job interview, supported decision tools include tracking behaviour, outcomes, costs, feedback and pre-set review rules. Adjacent evidence from goal pursuit and self-regulation can inform how you review a plan without proving manifestation. Attraction explanations are traditional belief. The claim that every setback is a spiritual test, or that persistence must eventually force the result, is unsupported or unknown.
Compare the current route with one credible alternative
For job interview, name one alternative route that addresses generic examples differently. Compare the two routes on expected learning, cost, reversibility and the amount of real feedback each can produce. You do not have to switch simply because an alternative exists, but the comparison prevents the current plan from becoming the default only because it is familiar. If the alternative would generate better evidence with similar or lower cost, give that fact real weight.
Then write what would have to be true for the current route to remain the better choice. Connect that answer to specific examples prepared, answer clarity, timed practice, questions ready and feedback from mock interviews. This turns persistence into a comparative decision rather than a loyalty test. For job interview, a route earns another cycle because it still has a plausible mechanism and a useful review, not because changing course feels emotionally uncomfortable.
Put the review somewhere visible
Add the next review date for job interview to CLEAR Planner, together with specific examples prepared, answer clarity, timed practice, questions ready and feedback from mock interviews and the rule If feedback says examples are strong but delivery is rushed, train delivery; if examples are thin, build evidence first. Use Pulse if frustration, urgency, shame or excitement is dominating the interpretation. A calmer review does not guarantee the right answer, but it reduces the chance that emotion silently changes the criteria.
Bottom line
Persist with job interview when the route is still teaching you something, improving execution or producing credible evidence of progress. Change the plan when the mechanism has stalled, costs no longer make sense, constraints have changed or your own pre-set rule says the evidence is weak. Persistence is a strategy, not a moral virtue.