the mouse that has but one hole is (quickly|easily) taken
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used to imply that having only one option or plan can be risky and leave a person vulnerable to danger or failure, emphasizing the importance of being resourceful and adaptable
The origin of the proverb "mouse that has but one hole is quickly taken" is unclear, however, it appears in various cultures and has been used in English literature since at least the 16th century. It emphasizes the importance of being resourceful and adaptable, as relying on a single course of action can lead to problems if things do not go as planned. The saying highlights the value of having backup plans or multiple strategies to increase one's chances of success and avoid being caught off guard.
- The captain of the ship reminded his crew that the mouse that has but one hole is quickly taken, as he instructed them to check all of the ship's safety systems before setting sail.