Holmes acknowledges this trend properly and did not miss the possibility to use it in people. He relies on a person's overconfidence in placing the trap for his final arrest. By luck, the person finds Holmes's appearance in a city before the detective is able to show himself. There is an impact that will have on the person's plans since he acknowledges that Holmes are here. This might make the person to have further careful, or it might get him to extreme actions at once. Most smart criminals, he might be overconfident in his personal brilliance and believe that he has totally beaten us. The latter option Holmes has been scoring that does really success. The person plays precipitously and faces his death. Someone as masterful at misleading and as experienced at deviousness performs such a mistake. Holmes is a master at identifying also the undetectable, he could simply tip himself off if he did not plan with the care. The person is conscious of Holmes's capabilities, and he has been on the lookout from the beginning. Admittedly, he realizes his mistake, but he remains to do as if Holmes had not done