1234567 the answer to the mystery of filial piety, honesty and courtesy

Mystery: 1, 2, 3, 4, 5, 67 Filial piety, faithfulness, courtesy and sincerity.

Mystery: Word 2

Answer: Forgetting Eight (Tortoise) is shameless.

Interpretation:1234567-continuous "eight" forgot to write, forgetting eight = tortoise; Filial piety, faithfulness, courtesy, righteousness and shame-the word shame is not written in these eight words: shameless.