Three things demonstrate a lack of filial piety.
More Confucian Proverbs:
He who counsels himself, counsels a fool.Confucian
I hear and I forget
Confucian
The feeling of commiseration is the feeling of humanity; the feeling of shame and dislike is the beginning of righteousness; the feeling of deference and compliance is the beginning of propriety; and the feeling of right and wrong is the beginning of wisd
Confucian
You are you and I am I.
Confucian
Be not ashamed of mistakes and thus make them crimes.
Confucian
After all I have no nationality and am not anxious to claim any
Confucian