the road to hell is paved with good intentions idiom saying
黄泉路上徒有好意多（指空有好的意图却不付诸行动，则不仅无用，还会给自己带来很多问题或惩罚）
said to emphasize that you must not simply intend to behave well but you must act according to your intentions, because you will have problems or be punished if you do not