there is an exception to every rule

there is an exception to every rule

Rules are not as clear, permanent, and unchanging as they may seem. A: "I'm so relieved that the principal has not punished my daughter for missing more days of school than school policy allows." B: "Well, she was very sick. There is an exception to every rule." As much as I try to remind her that there is an exception to every rule, my grandmother remains totally inflexible.See also: every, exception, rule, there