The validity of a legal norm is not its effectiveness, but its binding force.
法律规范的有效性不在于它的实效性,而在于它的约束力。
人们雕刻东西,如果半途而废,即使是腐烂的木头也不能刻断;如果坚持到底,即使是金属或者石头都能雕空。